烷烃列表

以下的列表示介紹常见正构烷烴的物理性質。
不同碳原子數的烷可以製作不同燃料：
碳原子數 1-5沸點（沸點40℃以下）：天然氣。甲烷、乙烷、丙烷、丁烷、戊烷
碳原子數 6（沸點40-70℃）：汽油。己烷
碳原子數 7-9（沸點70-170℃）：石腦油。庚烷、辛烷、壬烷丶三十六烷
碳原子數 10-13（沸點170-250℃）：煤油。癸烷、十一烷、十二烷、十三烷
碳原子數 14-20（沸點250-350℃）：柴油。十四烷至二十烷
碳原子數 >21（沸點350℃以上）：重油、蠟、瀝青。二十一烷及以後
| 碳原子數 | 分子式 | 名稱 | 摩爾質量 | 熔點 (℃) | 沸點 (℃) | 密度 | 水中的溶解度(/100ml) | CAS號 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | CH4 | 甲烷 | 16.04 | −183 | −161 | 1.83 kg/m3 | 3.3 mL (20 ℃)   | 74-82-8 |
| 2 | C2H6 | 乙烷 | 30.07 | −183 | −89 | 1.212 kg/m3 | 4.7 mL (20 ℃) | 74-84-0 |
| 3 | C3H8 | 丙烷 | 44.10 | −189.7 | −42 | 0.5 g/mL(液）2.01 g/L | 0.007 g (20 ℃) | 74-98-6 |
| 4 | C4H10 | n-丁烷 | 58.12 | −138 | −0.5 | 0.6 g/mL（液）2.71g/L | 0.0061 g (20 ℃) | 106-97-8 |
| 5 | C5H12 | n-戊烷 | 72.15 | −129 | 36 | 0.63 g/mL | 33.2 mg/L (25 ℃) | 109-66-0 |
| 6 | C6H14 | n-己烷 | 86.18 | −95 | 69 | 0.7 g/mL | 0.0013 g (20 ℃) | 110-54-3 |
| 7 | C7H16 | n-庚烷 | 100.20 | −91 | 98 | 0.68 g/mL |  | 142-82-5 |
| 8 | C8H18 | n-辛烷 | 114.23 | −56.8 | 126 | 0.70 g/mL |  | 111-65-9 |
| 9 | C9H20 | n-壬烷 | 128.26 | −51 | 150.8 | 0.7 g/mL | 0.7 g (20 ℃) | 111-84-2 |
| 10 | C10H22 | n-癸烷 | 142.28 | −29.7 | 174.2 | 0.7 g/mL |  | 124-18-5 |
| 11 | C11H24 | 十一烷 | 156.31 | -26 | 196 | 0.7402 g/mL (20 ℃) |  | 1120-21-4 |
| 12 | C12H26 | n-十二烷 | 170.33 | -12 | 214-216 | 0.75 g/mL |  | 112-40-3 |
| 13 | C13H28 | n-十三烷 | 184.36 | -5 | 234 | 0.756 g/mL |  | 629-50-5 |
| 14 | C14H30 | n-十四烷 | 198.39 | 6 | 253-255 | 0.765 g/mL (20 ℃) |  | 629-59-4 |
| 15 | C15H32 | n-十五烷 | 212.41 | 9.9 | 268-270 | 0.769 g/mL |  | 629-62-9 |
| 16 | C16H34 | n-十六烷 | 226.44 | 18 | 287 | 0.773 g/mL |  | 544-76-3 |
| 17 | C17H36 | n-十七烷 | 240.47 | 21 | 302 | 0.777 g/mL |  | 629-78-7 |
| 18 | C18H38 | n-十八烷 | 254.49 | 28-30 | 317 | 0.777 g/cm3 |  | 593-45-3 |
| 19 | C19H40 | n-十九烷 | 268.52 | 32-34 | 330 | 0.7855g/cm3 |  | 629-92-5 |
| 20 | C20H42 | n-二十烷 | 282.55 | 36.7 | 342.7 | 0.789 g/cm3 |  | 112-95-8 |
| 21 | C21H44 | n- 二十一烷 | 296.57 | 40.5 | 356.5 | 0.789 g/cm3 |  | 629-94-7 |
| 22 | C22H46 | n-二十二烷 | 310.6 | 42 | 369 | 0.778 g/cm3 |  | 629-97-0 |
| 23 | C23H48 | n-二十三烷 | 324.63 | 47.3 | 380 | 0.795 g/cm3 |  | 638-67-5 |
| 24 | C24H50 | n-二十四烷 | 338.659 | 51 | 391 | 0.7665 g/cm3 |  | 646-31-1 |
| 25 | C25H52 | n-二十五烷 | 352.68 | 54 | 402 | 0.8 g/cm3 |  | 629-99-2 |
| 26 | C26H54 | n-二十六烷 | 366.71 | 56 | 412.2 | 0.7783 g/cm3 |  | 630-01-3 |
| 27 | C27H56 | n-二十七烷 | 380.73 | 59.5 | 422.3 | 0.8050 g/cm3 |  | 593-49-7 |
| 28 | C28H58 | n-二十八烷 | 394.76 | 63 | 431.7 | 0.8067 g/cm3 |  | 630-02-4 |
| 29 | C29H60 | n-二十九烷 | 408.60 | 63.7 | 440.8 | 0.8083 g/cm3 |  | 630-03-5 |
| 30 | C30H62 | n-三十烷 | 422.81 | 65.8 | 449.8 | 0.775 |  | 638-68-6 |
| 31 | C31H64 | n-三十一烷 | 436.85 | 67.9 | 458 | 0.781 g/cm3 |  | 630-04-6 |
| 32 | C32H66 | n-三十二烷 | 450.87 | 69.7 | 467 | 0.9162 |  | 544-85-4 |
| 33 | C33H68 | n-三十三烷 | 464.89 | 72 | 475 |  |  | 630-05-7 |
| 34 | C34H70 | n-三十四烷 | 478.92 | 72.6 | 482.9 |  |  | 14167-59-0 |
| 35 | C35H72 | n-三十五烷 | 492.95 | 75 | 490.1 |  |  | 630-07-9 |
| 36 | C36H74 | n-三十六烷 | 506.97 | 76 |  |  |  | 630-06-8 |
| 37 | C37H76 | n-三十七烷 | 521 | 77 |  |  |  | 7194-84-5 |
| 38 | C38H78 | n-三十八烷 | 535.03 | 80-81 | 511 |  |  | 7194-85-6 |
| 39 | C39H80 | n-三十九烷 | 549.05 |  | 520 |  |  | 7194-86-7 |
| 40 | C40H82 | n-四十烷 | 563.08 |  |  |  |  | 7181-95-7 |
| 41 | C41H84 | n-四十一烷 | 577.11 |  |  |  |  | 7194-87-8 |
| 42 | C42H86 | n-四十二烷 |  |  |  |  |  |  |
| 43 | C43H88 | n-四十三烷 | 605.16 |  |  |  |  | 7098-21-7 |
| 44 | C44H90 | n-四十四烷 |  |  |  |  |  |  |
| 45 | C45H92 | n-四十五烷 | 633.21 |  |  | 0.809 |  | 7098-23-9 |
| 46 | C46H94 | n-四十六烷 |  |  |  |  |  |  |
| 47 | C47H96 | n-四十七烷 | 661.27 |  |  | 0.809 |  | 7098-25-1 |
| 48 | C48H98 | n-四十八烷 |  |  |  |  |  |  |
| 49 | C49H100 | n-四十九烷 | 689.32 |  |  | 0.810 |  | 7098-27-3 |
| 50 | C50H102 | n-五十烷 | 703.34 | 93 | 421 | 0.9422 |  | 6596-40-3 |