689-97-4

689-97-4 structure

Name: 1-buten-3-yne
Chemical Name: butenyne
CAS Number: 689-97-4
Molecular Formula: C₄H₄
Molecular Weight: 52.07460
Catalog: Organic raw materials Hydrocarbon compounds and their derivatives Acyclic hydrocarbon
Create Date: 2018-04-24 08:00:00
Modify Date: 2025-08-22 05:28:53

Name	butenyne
Synonyms	1-Butenyne vinyl-acetylene 3-butene-1-yne 3-Buten-1-yne monovinyl acetylene 1-BUTEN-3-YNE EINECS 211-713-3 but-3-en-1-yne Butenyne but-1-en-3-yne Ethene,ethynyl

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: 85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982 Volume(issue)/page/year: -,119,1982 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5371 No. of Facilities: 3 (estimated) No. of Industries: 1 No. of Occupations: 4 No. of Employees: 64 (estimated) No. of Female Employees: 3 (estimated)

Hazard Codes	Xn
Risk Phrases	R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
Safety Phrases	S36:Wear suitable protective clothing . S24/25:Avoid contact with skin and eyes .
RIDADR	1954
Hazard Class	2.1