PATENT CLAIM ANALYSIS

Application Number: 15763676
Application Type: Utility
Filing Date: 2018-03
Publication Date: 2018-09
Patent Classification: ["514", "322000"]

Abstract:
Disclosed in the present invention are a salt type and crystal type of 4H-pyrazolo[1, 5-alpha]benzimidazole compound and the preparation method and intermediate thereof.

Claim (Index 5):
The preparation method according to  claim 1 , wherein R is selected from the group consisting of methyl, ethyl, isopropyl or tert-butyl; R 1  is an alkoxycarbonyl-type amino protecting group and/or a benzyl-type amino protecting group;\n the palladium metal catalyst is selected from the group consisting of Pd 2 (dba) 3 , Pd(PPh 3 ) 4 , Pd(dppf)Cl 2 , Pd(PPh 3 ) 2 Cl 2 , Pd(OAc) 2  and/or PdCl 2 ; the copper metal catalyst is selected from the group consisting of CuI, CuBr, CuCl, Cu and/or Cu 2 O; the platinum metal catalyst is PtO 2 ; the phosphine-containing ligand coordinated to the palladium metal catalyst is Xantphos, Sphos, Xphos, Ruphos and/or Brettphos; the nitrogen-containing ligand coordinated to the copper metal catalyst is 1,2-cyclohexanediamine, N,N\u2032-dimethylethylenediamine and/or 1,10-phenanthroline; the alkali metal base is selected from the group consisting of lithium hydroxide, sodium hydroxide, potassium hydroxide, cesium hydroxide, sodium carbonate, potassium carbonate, cesium carbonate, sodium bicarbonate, potassium bicarbonate and/or potassium phosphate; the alkaline earth metal base is sodium hydride, potassium hydride and/or calcium hydride; the organic base is triethylamine, DIPEA, NMM and/or DBU; the organometallic base is sodium methoxide, lithium tert-butoxide, sodium tert-butoxide, potassium tert-butoxide, sodium ethoxide and/or aluminum isopropoxide.

Metadata:
- Claim Count in Document: 3.0
- Percentile: 90.0
- Lexical Diversity: 1.16
- Patent Class: 514.0
- Transitional Phrase Type: closed
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['15514326', '14415891', '15573061', '15566872', '11286055']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.8002455878154421
- 35 USC 102 Novelty (BERT): 0.4907612141589411
- Combined Prediction Score: 0.769297150449792
- Mean Citation Score: 222.123906
- Max Citation Score: 232.25311
- Similarity Product: 175.63978645787952

Labels:
- Claim Label 101: 1
- Claim Label 102: 0
- Claim Label 103: 1
- Claim Label 112: 0
- Combined Label: 0
- Label 101 Adjusted: 1

Dataset: test