Methylcyclopenta-1,3-diene
Names
[ CAS No. ]:
26519-91-5
[ Name ]:
Methylcyclopenta-1,3-diene
[Synonym ]:
EINECS 247-757-5
1-METHYLCYCLOPENTADIENE
1,3-Cyclopentadiene,methyl
Methyl-1,3-cyclopentadiene
METHYL-1,3-CYCLOPENTADIENEDIMER
Chemical & Physical Properties
[ Density]:
0.941（4ºC/20ºC）
[ Boiling Point ]:
85.8ºC at 760mmHg
[ Melting Point ]:
-51ºC
[ Molecular Formula ]:
C6H8
[ Molecular Weight ]:
80.12770
[ Flash Point ]:
26ºC
[ Exact Mass ]:
80.06260
[ LogP ]:
1.89260
[ Vapour Pressure ]:
0.0181mmHg at 25°C
[ Index of Refraction ]:
1.508
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- GY1500000
- CHEMICAL NAME :
- 1,3-Cyclopentadiene, methyl-
- CAS REGISTRY NUMBER :
- 26519-91-5
- LAST UPDATED :
- 199701
- DATA ITEMS CITED :
- 3
- MOLECULAR FORMULA :
- C6-H8
- MOLECULAR WEIGHT :
- 80.14
- WISWESSER LINE NOTATION :
- L5 AHJ X1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 2700 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 46(1),94,1981 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M3979 No. of Facilities: 3257 (estimated) No. of Industries: 16 No. of Occupations: 25 No. of Employees: 38993 (estimated)