#

Name

Bp

1

Ethyne (Acetylene)

-84.0

2

Propyne (Methyl acetylene)

-23.22

3

1-Butyne (Ethyl acetylene)

8.09; 8.3

4

1,3-Butadyne (Diacetylene)

10.3

5

3-Methyl-1-butyne

(Isopropyl acetylene)

26.35; 28

6

2-Butyne (Dimethyl acetylene)

27.2-7.6

7

3-Methyl-3-buten-1-yne

(Isopropenyl acetylene)

33

8

3,3-Dimethyl-1-butyne

(tert-Butyl acetylene)

38-9

9

1-Pentyne (Propyl acetylene)

40.18

10

1-Penten-4-yne (Allyl acetylene)

42-3

11

cis-3-Pentene-1-yne

(cis-Propenyl acetylene)

44.6

12

trans-3-Pentene-1-yne

(trans-Propenyl acetylene)

52.2

13

1,3-Pentadiyne

55-6

14

2-Pentyne (Ethyl methyl acetylene)

56.07

15

3-Methyl-1-pentyne

(sec-Butyl acetylene)

57.7;

65-70⁷⁷⁰

16

1-Penten-3-yne

(Methyl vinyl acetylene)

59.2-60.1

17

4-Methyl-1-pentyne

(Isobutyl acetylene)

61.1-1.2

18

1-Hexyne (Butyl acetylene)

71.33

19

4-Methyl-2-pentyne

(Isopropyl methyl acetylene)

72.0-2.5

20

4,4-Dimethyl-1-pentyne

(Neopentyl acetylene)

73-5

21

1,4-Hexadiyne

78-83

22

3-Hexyne (Diethyl acetylene)

81.5⁷⁴⁴

23

4,4-Dimethyl-2-pentyne

(tert-Butyl methyl acetylene)

82.9-3.0

24

2-Hexyne (Methyl propyl acetylene)

83.7-4.0

25

1-Hexen-3-yne

(Ethyl vinyl acetylene)

85⁷⁵⁸

26

1,5-Hexadien-3-yne

(Divinyl acetylene)

85.0

27

1-Hexen-4-yne

(Allyl methyl acetylene)

87⁷⁵³

28

3-Ethyl-1-pentyne

87.0-8.5

29

1,5-Hexadiyne (Dipropargyl)

87.5-8.5⁷⁵⁸

30

2-Hexen-4-yne

88-9

31

2-Methyl-3-hexyne

(Isopropyl ethyl acetylene)

95.2

#

Name

Bp

32

4-Methyl-2-hexyne

(sec-Butyl methyl acetylene)

95.94

33

3-Ethyl-3-penten-1-yne

96.5

34

5-Methyl-3-hexyne

(Ethyl isopropyl acetylene)

98-100

35

1-Heptyne (n-Pentyl acetylene)

99.74

36

5-Methyl-2-hexyne

(Isobutyl methyl acetylene)

102.46

37

3-Heptyne (Ethyl propyl acetylene)

105-6

38

2-Heptyne

(n-Butyl methyl acetylene)

111.5-2.5

39

2,2,5,5-Tetramethyl-3-hexyne

(Di-tert-butyl acetylene)

111.9⁷⁴⁶

40

1,6-Heptadiyne

112

41

1-Octyne (n-Hexyl acetylene)

126.2

42

4-Octyne (Dipropyl acetylene)

130.4-0.6⁷⁴⁵

43

3-Octyne (n-Butyl ethyl acetylene)

131.0-1.5

44

2-Octyne

(n-Pentyl methyl acetylene)

138.0-8.4

45

4-Nonyne (n-Butyl propyl acetylene)

150-4⁷⁵²

46

1-Nonyne (n-Heptyl acetylene)

150.8

47

3-Nonyne

(Methyl n-pentyl acetylene)

153-5⁷⁴⁵

48

Cyclooctyne

157.5-8.0⁷⁴⁰

49

2-Nonyne

(n-Hexyl methyl acetylene)

161

50

1,8-Nonadiyne

162

51

1-Decyne (n-Octyl acetylene)

174.0

52

3-Decyne (Ethyl n-hexyl acetylene)

175-6

53

5-Decyne (Di-n-butyl acetylene)

177

54

Cyclononyne

177-8⁷⁴⁰

55

2,7-Nonadiyne

180

56

1-Undecyne (n-Nonyl acetylene)

195

57

Cyclodecyne

203-4⁷⁴⁰

58

6-Dodecyne (Di-n-pentyl acetylene)

209⁷⁴⁵

59

1-Dodecyne (n-Decyl acetylene)

215

60

1-Tridecyne (n-Undecyl acetylene)

234

61

1-Tetradecyne (n-Dodecyl acetylene)

252

62

1-Pentadecyne (n-Tridecyl acetylene)

268

63

1-Hexadecyne

(n-Tetradecyl acetylene)

284

64

1-Heptadecyne

(n-Pentadecyl acetylene)

299