1-buten-3-yne

Modify Date: 2024-01-03 17:44:58

1-buten-3-yne Structure
1-buten-3-yne structure
 Common Name 1-buten-3-yne
CAS Number 689-97-4 Molecular Weight 52.07460
Density 0.71 Boiling Point 5ºC
Molecular Formula C4H4 Melting Point -118ºC
MSDS N/A Flash Point N/A

 Names

Name butenyne
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.71
Boiling Point 5ºC
Melting Point -118ºC
Molecular Formula C4H4
Molecular Weight 52.07460
Exact Mass 52.03130
LogP 0.80560
Index of Refraction 1.408

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
EN0950000
CHEMICAL NAME :
1-Buten-3-yne
CAS REGISTRY NUMBER :
689-97-4
LAST UPDATED :
199712
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C4-H4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
97200 mg/m3/2H
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)

 Synthetic Route

 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
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