1,5-HEXADIYNE

CAS NO.：628-16-0
Empirical Formula: C6H6
Molecular Weight: 78.11
MDL number: MFCD00014924
EINECS: 211-029-5
SAFETY DATA SHEET (SDS)
Update Date: 2023-06-08 17:06:35

What is 1,5-HEXADIYNE?

The Uses of 1,5-HEXADIYNE

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.

Properties of 1,5-HEXADIYNE

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)
CAS DataBase Reference	628-16-0(CAS DataBase Reference)
EPA Substance Registry System	1,5-Hexadiyne (628-16-0)

Safety information for 1,5-HEXADIYNE

Signal word	Danger
Pictogram(s)	Flame Flammables GHS02 Exclamation Mark Irritant GHS07 Health Hazard GHS08 Environment GHS09
GHS Hazard Statements	H225:Flammable liquids H304:Aspiration hazard H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H336:Specific target organ toxicity,single exposure; Narcotic effects H411:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes	P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up.