2,2-dimethylpropane
Names
[ CAS No. ]:
463-82-1
[ Name ]:
2,2-dimethylpropane
[Synonym ]:
2,2-DIMETHYL-4-(5-METHOXY-2-METHYLPHENYL)-4-OXOBUTYRIC ACID
Propane,2,2-dimethyl
EINECS 207-343-7
tert-Pentane
Tetramethylmethane
NEOPENTANE
UN2044
1,1,1-Trimethylethane
neopentylidene
MFCD00039840
2,2-dimethyl-propane
2,2-DIMETHYLPROPANE
Chemical & Physical Properties
[ Density]:
0.649 g/cm3
[ Boiling Point ]:
7.2ºC at 760 mmHg
[ Melting Point ]:
-19.5ºC
[ Molecular Formula ]:
C5H12
[ Molecular Weight ]:
72.14880
[ Exact Mass ]:
72.09390
[ LogP ]:
2.05240
[ Vapour Pressure ]:
1420mmHg at 25°C
[ Index of Refraction ]:
1.37
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- TY1190000
- CHEMICAL NAME :
- Propane, 2,2-dimethyl-
- CAS REGISTRY NUMBER :
- 463-82-1
- BEILSTEIN REFERENCE NO. :
- 1730722
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 8
- MOLECULAR FORMULA :
- C5-H12
- MOLECULAR WEIGHT :
- 72.17
- WISWESSER LINE NOTATION :
- 1X1&1&1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LCLo - Lowest published lethal concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1097 gm/m3/2H
- TOXIC EFFECTS :
- Behavioral - excitement
- REFERENCE :
- JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 58,74,1936
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 100 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- HINAAU Hindustan Antibiotics Bulletin. (Hindustan Antibiotics, Ltd., Pimpri, Poona, India) V.1- 1958- Volume(issue)/page/year: 10,206,1968 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-DENMARK:TWA 500 ppm (1500 mg/m3) JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83523 No. of Facilities: 18 (estimated) No. of Industries: 2 No. of Occupations: 4 No. of Employees: 371 (estimated)
Safety Information
[ Hazard Codes ]:
F+,N
[ Risk Phrases ]:
12-51/53
[ Safety Phrases ]:
S9-S16-S33-S61
[ RIDADR ]:
2044
[ Hazard Class ]:
2.1
[ HS Code ]:
2901100000
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2901100000
[ Summary ]:
2901100000 saturated acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%