ChemicalBook > CAS DataBase List > 1,5-HEXADIYNE

1,5-HEXADIYNE

Product Name
1,5-HEXADIYNE
CAS No.
628-16-0
Chemical Name
1,5-HEXADIYNE
Synonyms
Dipropargyl;Bipropargyl;1,5-HEXADIYNE;hexa-1,5-diyne;Hexadiyne-3-ene;Hexane-1,5-diyne;HCequivCCH2CH2CequivCH;1,5-HEXADIYNE, 50% IN PENTANE;1,5-Hexadiyne (6CI, 8CI, 9CI);1,5-Hexadiyne (stabilized with BHT)
CBNumber
CB8778536
Molecular Formula
C6H6
Formula Weight
78.11
MOL File
628-16-0.mol
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1,5-HEXADIYNE Property

Melting point:
-6°C
Boiling point:
86°C(lit.)
Density 
0,805 g/cm3
refractive index 
1.4400 to 1.4440
Flash point:
-7°C
form 
Liquid
color 
Colorless to Yellow
Water Solubility 
Immiscible with water.
Exposure limits
ACGIH: TWA 1000 ppm
OSHA: TWA 1000 ppm(2950 mg/m3)
NIOSH: IDLH 1500 ppm; TWA 120 ppm(350 mg/m3); Ceiling 610 ppm(1800 mg/m3)
LogP
1.500 (est)
CAS DataBase Reference
628-16-0(CAS DataBase Reference)
EPA Substance Registry System
1,5-Hexadiyne (628-16-0)
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Safety

Risk Statements 
12
Safety Statements 
9-16-29-33
RIDADR 
3295
TSCA 
Yes
HS Code 
2901.29.5000
HazardClass 
3
PackingGroup 
II
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H225Highly Flammable liquid and vapour

H304May be fatal if swallowed and enters airways

H315Causes skin irritation

H319Causes serious eye irritation

H336May cause drowsiness or dizziness

H411Toxic to aquatic life with long lasting effects

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P405Store locked up.

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N-Bromosuccinimide Price

TCI Chemical
Product number
H0485
Product name
1,5-Hexadiyne (stabilized with BHT)
Purity
>95.0%(GC)
Packaging
1g
Price
$319
Updated
2025/07/31
TCI Chemical
Product number
H0485
Product name
1,5-Hexadiyne (stabilized with BHT)
Purity
>95.0%(GC)
Packaging
5g
Price
$1080
Updated
2025/07/31
AK Scientific
Product number
X3713
Product name
1,5-Hexadiyne, 50% in pentane
Packaging
5g
Price
$398
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
CHM0006237
Product name
1,5-HEXADIYNE
Purity
95.00%
Packaging
2G
Price
$775.58
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
CHM0006237
Product name
1,5-HEXADIYNE
Purity
95.00%
Packaging
10G
Price
$1416.49
Updated
2021/12/16
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1,5-HEXADIYNE Chemical Properties,Usage,Production

Uses

1,5-Hexadiyne is used in the preparation of bisdehydro[12]annulene and biphenylene. It is also used as an important starting material in the preparation of (5Z,9Z)-5,9-hexadecadienoic acid. Further, it is involved in the preparation of linear organotin polymers by reaction with organotin dihydrides.

Definition

ChEBI: Hexa-1,5-diyne is an alkadiyne and a terminal acetylenic compound.

1,5-HEXADIYNE Preparation Products And Raw materials

Raw materials

Preparation Products

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1,5-HEXADIYNE Suppliers

Americas 1 China 26 Europe 2 Germany 4 India 1 Japan 2 South Korea 1 The Netherlands 1 Ukraine 1 United Kingdom 1 United States 12 Global 52
Meryer (Shanghai) Chemical Technology Co., Ltd.
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4006356688 18621169109
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Alfa Aesar
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400-6106006
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021-67582001/03/05
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TCI (Shanghai) Development Co., Ltd.
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Sales-CN@TCIchemicals.com
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Energy Chemical
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Shandong Xiya Chemical Co., Ltd
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TCI Chemicals
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021-67121386, 800-988-0390
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Shanghai Sunmonth Technology Co., LTD
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15216675652
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Guangdong wengjiang Chemical Reagent Co., Ltd.
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029-029-81120477 17792793610
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Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
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025-025-66113011 18626450290
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Shanghai Xx-lab New Materials Co., Ltd
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13585834793
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Shanghai Aladdin Biochemical Technology Co.,Ltd.
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400-6206333 13167063860
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ZhengZhou Edward Biology Co.,Ltd
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Santa Cruz Biotechnology Inc
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021-60936350
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XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.
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+8618950047208
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Absin Bioscience Inc.
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Shanghai Hao Zhun Biological Technology Co., Ltd.
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Guangzhou WeiBo Chemical Co., Ltd.
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Alway Chem, China
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Advanced Technology & Industrial Co., Ltd.
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628-16-0, 1,5-HEXADIYNERelated Search:

1,5-HEXADIYNE 1,5-DECADIYNE 1,6-DIPHENOXY-2,4-HEXADIYNE 2,4-HEXADIYNE-1,6-DIOL,1,6-DIHYDROXY-2,4-HEXADIYNE,2,4-HEXADIYNE-1,6-DIOL 99+% 1,6-DIPHENOXY-2,4-HEXADIYNE, 98+% (-)-1,6-BIS(2-CHLOROPHENYL)-1,6-DIPHENYL-2,4-HEXADIYNE-1,6-DIOL 2,4-HEXADIYNE 2,6-OCTADIYNE 1,6-BIS(MORPHOLINO)-2,4-HEXADIYNE,1,6-DIMORPHOLINO-2,4-HEXADIYNE,1,6-DI-N,N'-MORPHOLINYL-2,4-HEXADIYNE 5,7,11-dodecatriyn-1-ol 1,6-DI-(N-CARBAZOLYL)-2,4-HEXADIYNE (+)-1,6-BIS(2-CHLOROPHENYL)-1,6-DIPHENYL-2,4-HEXADIYNE-1,6-DIOL 1,1,6,6-Tetraphenyl-2,4-hexadiyne-1,6-diol 2,4-HEXADIYNE-1,6-DIOL BIS(AZOBENZENE-4-SULFONATE) 5,9-TETRADECADIYNE 6-Phenyl-2,4-hexadiyne,1-Phenyl-2,4-hexadiyne diacetylenedicarboxylic acid (5Z)-5-(2,4-Hexadiyne-1-ylidene)furan-2(5H)-one

  • Bipropargyl
  • Dipropargyl
  • HCequivCCH2CH2CequivCH
  • hexa-1,5-diyne
  • 1,5-HEXADIYNE
  • Hexadiyne-3-ene
  • 1,5-Hexadiyne (6CI, 8CI, 9CI)
  • 1,5-HEXADIYNE, 50% IN PENTANE
  • 1,5-HEXADIYNE: 50% BY WT. IN PENTANE
  • Hexane-1,5-diyne
  • 1,5-Hexadiyne solution, 50 wt. % in pentane
  • 1,5-Hexadiyne (stabilized with BHT)
  • BHT)1,5-Hexadiyne(stabilizedwithBHT)
  • 628-16-0
  • CHoCCH22
  • CHCCH22
  • HCCCH2CH2CCH
  • HCCCH22CCH