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PSMILES
stringlengths
7
318
meta.polymer
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PSMILES_not_canonicalize
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4
314
labels.Exp_Tg(K)
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27 values
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14 values
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sidechainlevel.features.sp3_carbon_count_sidechainfeaturizer_sum
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56 values
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sidechainlevel.features.smr_vsa5_sidechainfeaturizer_sum
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sidechainlevel.features.fp_density_morgan1_sidechainfeaturizer_sum
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603 values
sidechainlevel.features.total_halogens_sidechainfeaturizer_sum
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24 values
sidechainlevel.features.fluorine_count_sidechainfeaturizer_sum
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58 values
sidechainlevel.features.double_bonds_sidechainfeaturizer_sum
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12 values
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379 values
sidechainlevel.features.heteroatom_count_sidechainfeaturizer_sum
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33 values
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93 values
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12 values
fullpolymerlevel.features.heteroatom_density_sum_fullpolymerfeaturizer
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SMILES_original
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7
318
SMILES_canonical
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3
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structure_key
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7
318
structure_status
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1 value
wildcard_atom_count
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source_dataset
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source_table
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source_row_first
int64
1
7.37k
observation_count
int64
1
1
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*#Cc1ccccc1C#C[SiH](C#*)c1ccccc1
["*#Cc1ccccc1C#C[SiH](C#*)c1ccccc1"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
3
1
[*]/C(=C(/[*])c1ccc(C(C)(C)C)cc1)c1ccccc1
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valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
4
1
[*]/C(=C(/[*])c1ccc(CCCC)cc1)c1ccccc1
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["*/C(=C(/*)c1ccc(CCCC)cc1)c1ccccc1"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
5
1
[*]/C(C)=C(/[*])CCCCCCC
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[*]/C(C)=C(/[*])CCCCCCC
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valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
14
1
[*]/C(C)=C(/[*])SCCCCCCCCCC
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[*]/C(C)=C(/[*])SCCCCCCCCCC
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["*/C(C)=C(/*)SCCCCCCCCCC"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
17
1
[*]/C(C)=C(/[*])c1ccc([Si](C)(C)C)cc1
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["*/C(C)=C(/*)c1ccc([Si](C)(C)C)cc1"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
23
1
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3.0
1.0
0.0
0.0
0.0
0.6
3.0
3.5009350027703143
0.0
0.0
3.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
116.039277968
5.0
2.0
5.917204270597127
26.186202068468653
1.8571428571428572
1.0
0.0
1.0
0.0
7.0
1.0
0.0
0.0
0.0
0.3333333333333333
3.0
[*]/C(Cl)=C(/[*])CCCC
*/C(Cl)=C(/*)CCCC
["*/C(Cl)=C(/*)CCCC"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
26
1
[*]/C=C(/[*])c1ccccc1C(F)(F)F
*/C=C(/*)c1ccccc1C(F)(F)F
403.15
GREA
403.15
1
0.0
black
10.0
10.0
10.0
10.0
1.0
5.0
5.0
5.0
5.0
1.0
1.0
1.0
1.0
1.0
2.966043178581663
0.0
0.0
0.0
1.0
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1.0
0.0
0.0
0.0
0.0
146.03433482
4.0
6.0
11.78787037037037
6.176298517443475
0.9
3.0
3.0
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0.0
4.0
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0.0
6.0
0.3
3.0
4.0
1.0
2.549193338482967
0.0
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26.015650064
0.0
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2.361111111111111
0.0
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0.5
2.0
3.305937333364941
0.0
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1.0
1.0
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0.0
0.0
170.03433482
4.0
8.0
12.566005291005292
6.176298517443475
1.4166666666666667
3.0
3.0
0.0
0.0
7.0
1.0
0.0
0.0
6.0
0.35714285714285715
5.0
[*]/C=C(/[*])c1ccccc1C(F)(F)F
*/C=C(/*)c1ccccc1C(F)(F)F
["*/C=C(/*)c1ccccc1C(F)(F)F"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
42
1
[*]/C=C(/[*])c1ccccc1C[Si](C)(C)C
*/C=C(/*)c1ccccc1C[Si](C)(C)C
443.15
GREA
443.15
1
0.0
black
11.0
11.0
11.0
11.0
1.0
5.5
5.5
5.5
5.5
1.0
1.0
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1.0
2.6576609845322254
0.0
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2.0
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164.102127042
5.0
6.0
2.4027777777777777
25.68512983795973
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2.0
3.074411861175987
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188.102127042
5.0
8.0
2.5585802469135803
25.68512983795973
1.4615384615384615
0.0
0.0
0.0
0.0
8.0
1.0
0.0
0.0
6.0
0.2
3.0
[*]/C=C(/[*])c1ccccc1C[Si](C)(C)C
*/C=C(/*)c1ccccc1C[Si](C)(C)C
["*/C=C(/*)c1ccccc1C[Si](C)(C)C"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
43
1
[*]/C=C(/[*])c1ccccc1[Si](C)(C)C
*/C=C(/*)c1ccccc1[Si](C)(C)C
463.15
GREA
463.15
1
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black
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2.966043178581663
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5.186725645687458
150.086476978
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6.0
2.363425925925926
19.64103406104326
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2.549193338482967
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2.361111111111111
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2.0
3.305937333364941
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5.186725645687458
174.086476978
4.0
8.0
2.5545370370370373
19.64103406104326
1.4166666666666667
0.0
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0.0
7.0
1.0
0.0
0.0
6.0
0.21428571428571427
3.0
[*]/C=C(/[*])c1ccccc1[Si](C)(C)C
*/C=C(/*)c1ccccc1[Si](C)(C)C
["*/C=C(/*)c1ccccc1[Si](C)(C)C"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
45
1
[*]/C=C/[*]
*/C=C/*
269.15
GREA
269.15
1
0.0
black
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2.549193338482967
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2.361111111111111
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0.5
2.0
2.549193338482967
0.0
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26.015650064
0.0
2.0
2.361111111111111
0.0
2.0
0.0
0.0
0.0
0.0
2.0
1.0
0.0
0.0
0.0
0.5
2.0
[*]/C=C/[*]
*/C=C/*
["*/C=C/*"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
46
1
[*]=C(C#N)N1C(=O)c2ccc(C(=O)c3ccc(-c4ccc5c(c4)C(=O)N(C(=[*])C#N)C5=O)cc3)cc2C1=O
*/C(C#N)=C(\C#N)N1C(=O)c2ccc(C(=O)c3ccc(-c4ccc5c(c4)C(=O)N(*)C5=O)cc3)cc2C1=O
522.15
GREA
522.15
1
0.0
black
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54.021798063999995
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3.0
91.83000000000001
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420.074621484
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0.0
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13.0
7.0
0.0
2.0
6.0
0.2647058823529412
9.0
1.4113920172458676
0.0
7.0
5.0
5.0
2.0
3.0
139.41
0.4
2.0
0.0
470.06511942
0.0
32.0
13.149144537947262
0.0
0.6111111111111112
0.0
0.0
0.0
0.0
15.0
7.0
2.0
2.0
6.0
0.2894736842105263
11.0
[*]=C(C#N)N1C(=O)c2ccc(C(=O)c3ccc(-c4ccc5c(c4)C(=O)N(C(=[*])C#N)C5=O)cc3)cc2C1=O
*=C(C#N)N1C(=O)c2ccc(C(=O)c3ccc(-c4ccc5c(c4)C(=O)N(C(=*)C#N)C5=O)cc3)cc2C1=O
["*=C(C#N)N1C(=O)c2ccc(C(=O)c3ccc(-c4ccc5c(c4)C(=O)N(C(=*)C#N)C5=O)cc3)cc2C1=O"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
48
1
[*]=C(C#N)n1c(=O)c2cc3c(=O)n(C(=[*])C#N)c(=O)c3cc2c1=O
*/C(C#N)=C(\C#N)n1c(=O)c2cc3c(=O)n(*)c(=O)c3cc2c1=O
483.15
GREA
483.15
1
0.0
black
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1.0
6.0
0.0
2.0
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47.58
0.0
0.0
0.0
54.021798063999995
0.0
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2.0
20.0
1.0
2.7084459873841484
0.0
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2.0
3.0
0.0
3.0
78.14
0.6666666666666666
2.0
22.23706758020803
240.017106608
0.0
18.0
12.085861205593348
0.0
0.7222222222222222
0.0
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2.0
6.0
0.0
2.0
6.0
0.4
8.0
2.5835440786896844
0.0
8.0
2.0
3.0
0.0
3.0
125.71999999999997
0.6666666666666666
2.0
22.237067580208027
290.00760454399995
0.0
18.0
12.385236205593348
0.0
0.7727272727272727
0.0
0.0
0.0
0.0
4.0
6.0
2.0
2.0
6.0
0.4166666666666667
10.0
[*]=C(C#N)n1c(=O)c2cc3c(=O)n(C(=[*])C#N)c(=O)c3cc2c1=O
*=C(C#N)n1c(=O)c2cc3c(=O)n(C(=*)C#N)c(=O)c3cc2c1=O
["*=C(C#N)n1c(=O)c2cc3c(=O)n(C(=*)C#N)c(=O)c3cc2c1=O"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
53
1
[*]=C(Cl)CC(F)(F)C(=[*])F
*CC(F)(F)/C(F)=C(/*)Cl
256.15
GREA
256.15
1
0.0
black
0.0
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1.0
4.127512487055626
0.0
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3.0
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141.979712404
6.0
2.0
12.382314814814816
12.343350791020587
1.75
4.0
3.0
1.0
0.0
7.0
2.0
0.0
0.0
0.0
0.6
6.0
4.127512487055626
0.0
0.0
3.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
141.979712404
6.0
2.0
12.382314814814816
12.343350791020587
1.75
4.0
3.0
1.0
0.0
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2.0
0.0
0.0
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0.6
6.0
[*]=C(Cl)CC(F)(F)C(=[*])F
*=C(Cl)CC(F)(F)C(=*)F
["*=C(Cl)CC(F)(F)C(=*)F"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
56
1
[*]=C(F)C(F)(F)ON(C(F)(F)F)C(F)(F)C(=[*])F
*ON(C(F)(F)F)C(F)(F)/C(F)=C(\F)C(*)(F)F
266.15
GREA
266.15
1
0.0
black
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1.0
2.3237900077244498
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70.003034692
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0.0
9.666666666666666
6.679214094208089
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0.75
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1.0
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21.259999999999998
0.0
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5.480096598121202
192.996232972
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12.309847883597884
12.155053460762627
1.1666666666666667
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11.0
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0.0
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0.0
0.7142857142857143
10.0
5.434771546177139
0.0
2.0
5.0
0.0
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12.47
0.0
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260.9836176
14.0
2.0
12.78727843915344
18.455286761192667
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15.0
2.0
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0.7222222222222222
13.0
[*]=C(F)C(F)(F)ON(C(F)(F)F)C(F)(F)C(=[*])F
*=C(F)C(F)(F)ON(C(F)(F)F)C(F)(F)C(=*)F
["*=C(F)C(F)(F)ON(C(F)(F)F)C(F)(F)C(=*)F"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
58
1
[*]=C1C(=O)N(CC(CCCCCCCC)CCCCCCCCCC)c2cc(-c3ccc(-c4ccc(-c5ccc6c(c5)N(CC(CCCCCCCC)CCCCCCCCCC)C(=O)C6=[*])s4)s3)ccc21
C12=CC(=CC=C1\C(C(=O)N2CC(CCCCCCCCCC)CCCCCCCC)=C3\C4=C(N(C3=O)CC(CCCCCCCC)CCCCCCCCCC)C=C(C=C4)C5=CC=C(S5)C6=CC=C(S6)[*])[*]
338.15
Xie
338.15
1
0.0
black
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1.0
6.202940116345394
0.0
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32.0
0.0
0.0
0.0
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564.657302688
40.0
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247.0087151317761
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32.0
1.0
1.290777138619242
2.0
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0.3333333333333333
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6.0
0.25
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1.117760942898382
0.0
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39.0
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2.0
4.0
40.620000000000005
0.3333333333333333
4.0
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40.0
30.0
14.06582533213952
233.1612407323949
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0.1111111111111111
8.0
[*]=C1C(=O)N(CC(CCCCCCCC)CCCCCCCCCC)c2cc(-c3ccc(-c4ccc(-c5ccc6c(c5)N(CC(CCCCCCCC)CCCCCCCCCC)C(=O)C6=[*])s4)s3)ccc21
*=C1C(=O)N(CC(CCCCCCCC)CCCCCCCCCC)c2cc(-c3ccc(-c4ccc(-c5ccc6c(c5)N(CC(CCCCCCCC)CCCCCCCCCC)C(=O)C6=*)s4)s3)ccc21
["*=C1C(=O)N(CC(CCCCCCCC)CCCCCCCCCC)c2cc(-c3ccc(-c4ccc(-c5ccc6c(c5)N(CC(CCCCCCCC)CCCCCCCCCC)C(=O)C6=*)s4)s3)ccc21"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
62
1
[*]=CC(=O)NCCCCCCCCCCNC(=O)C(=[*])C
*CCCCCCCCCCNC(=O)/C=C(\C)C(=O)N*
347.15
GREA
347.15
1
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[*]=CC(=O)NCCCCCCCCCCNC(=O)C(=[*])C
*=CC(=O)NCCCCCCCCCCNC(=O)C(=*)C
["*=CC(=O)NCCCCCCCCCCNC(=O)C(=*)C"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
63
1
[*]=CC(=O)NCc1cccc(CNC(=O)C(=[*])C)c1
*Cc1cccc(CNC(=O)/C=C(\C)C(=O)N*)c1
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[*]=CC(=O)NCc1cccc(CNC(=O)C(=[*])C)c1
*=CC(=O)NCc1cccc(CNC(=O)C(=*)C)c1
["*=CC(=O)NCc1cccc(CNC(=O)C(=*)C)c1"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
65
1
[*]=CC(C)S(=O)(=O)CC(=[*])C
*C/C(C)=C/C(C)S(*)(=O)=O
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[*]=CC(C)S(=O)(=O)CC(=[*])C
*=CC(C)S(=O)(=O)CC(=*)C
["*=CC(C)S(=O)(=O)CC(=*)C"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
67
1
[*]=CCCCC(=[*])c1ccc(Cl)cc1
*CCC/C=C(/*)c1ccc(Cl)cc1
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[*]=CCCCC(=[*])c1ccc(Cl)cc1
*=CCCCC(=*)c1ccc(Cl)cc1
["*=CCCCC(=*)c1ccc(Cl)cc1"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
77
1
[*]=CCS(=O)(=O)C(C)C(=[*])C
*C/C=C(\C)C(C)S(*)(=O)=O
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*=CCS(=O)(=O)C(C)C(=*)C
["*=CCS(=O)(=O)C(C)C(=*)C"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
82
1
[*]=CCS(=O)(=O)CC(=[*])C
*C/C=C(\C)CS(*)(=O)=O
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[*]=CCS(=O)(=O)CC(=[*])C
*=CCS(=O)(=O)CC(=*)C
["*=CCS(=O)(=O)CC(=*)C"]
valid
2
polymetrix_tg
polymetrix_tg/LAMALAB_CURATED_Tg_structured.csv
83
1
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PolyMetriX curated glass transition temperatures

Curated experimental Tg dataset with source, reliability, dispersion, and polymer metadata; canonical original Zenodo v1.

Part of the Molecular Datasets collection.

Get started

from datasets import load_dataset
dataset = load_dataset("liuganghuggingface/moldata-polymetrix_tg", "000_LAMALAB_CURATED_Tg_structured")

Where the data comes from

Tables

Config Splits Rows Targets
000_LAMALAB_CURATED_Tg_structured full 7,367 labels.Exp_Tg(K) (regression; K)

data/ contains rows with readable molecular structures; identical observations are collapsed. observations/ contains all source rows.

Source label columns are text, including values such as <10. SMILES_original retains the input representation; SMILES_canonical provides a canonical representation. structure_key groups molecular components, and structure_status records parsing outcomes.

Data quality

  • experiment: Source label origin.
  • multi-source: Measurements compiled from multiple sources.
  • valid structures: Molecular structure parsing results.
  • 1 stereoisomer sets: Groups of stereoisomers in the sampled structures; their labels can differ sharply.
  • 7,367 labeled molecules: Median molecules with a label per task.
  • 69% agree with openpoly: Polymer glass transition, experimental: on 138 shared molecules, 69% agree within ±15 K (MAE 20.81, r = 0.87).
  • 90% agree with simpoly_experiment: Polymer glass transition, experimental: on 62 shared molecules, 90% agree within ±15 K (MAE 6.13, r = 0.99).

Dataset notes

  • Multiple source compilations derive from Bicerano; original source overlap is already part of curation.
  • Tg depends on molecular weight, tacticity, and measurement procedure; absent conditions limit interpretation.

License

CC-BY-4.0

Citation

Cite the original study and data source:

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