2,2-dimethylpropane

Modify Date: 2026-07-06 09:57:58

2,2-dimethylpropane structure	Common Name	2,2-dimethylpropane
	CAS Number	463-82-1	Molecular Weight	72.14880
	Density	0.649 g/cm3	Boiling Point	7.2ºC at 760 mmHg
	Molecular Formula	C₅H₁₂	Melting Point	-19.5ºC
	MSDS	Chinese	Flash Point	N/A

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name	neopentane
Synonym	More Synonyms

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

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
InChIKey	CRSOQBOWXPBRES-UHFFFAOYSA-N
SMILES	CC(C)(C)C

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

2,2-dimethylpropane MSDS(Chinese)

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

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)

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes	F+,N
Risk Phrases	12-51/53
Safety Phrases	S9-S16-S33-S61
RIDADR	2044
Hazard Class	2.1
HS Code	2901100000

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor 10
CAS#:75-83-2 2,2-Dimethylbutane CAS#:624-95-3 3,3-DIMETHYL-1-... CAS#:1634-04-4 Methyl tert-but... CAS#:544-97-8 Dimethylzinc
CAS#:1070-83-3 t-Butylacetic acid CAS#:34557-54-5 methane CAS#:586367-34-2 [(η5-pentamethy... CAS#:507-20-0 tert-butyl chloride
CAS#:594-20-7 2,2-DICHLOROPROPANE CAS#:2747-38-8 trichlorotitanium
DownStream 10
CAS#:1605-73-8 2-methylpropane CAS#:3744-21-6 2,2-dimethylpropane CAS#:74-89-5 methylamine CAS#:62016-28-8 2,2,6-trimethyl...
CAS#:108-08-7 2,4-dimethylpentane CAS#:591-76-4 isoheptane CAS#:560-21-4 2,3,3-trimethyl... CAS#:565-75-3 2,3,4-trimethyl...
CAS#:540-84-1 2,2,4-Trimethyl... CAS#:592-13-2 2,5-DIMETHYLHEXANE

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

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%

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

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

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the SMILES notation of neopentane?

A: SMILES notation of neopentane is CC(C)(C)C.

Q: What are the downstream products of neopentane?

A: Related downstream products(CAS) of neopentane: 1605-73-8;3744-21-6;74-89-5;62016-28-8;108-08-7;591-76-4;560-21-4;565-75-3;540-84-1;592-13-2.

Q: What is the molecular weight of neopentane?

A: Molecular weight of neopentane is 72.14880.

Q: What English synonyms does neopentane have?

A: English synonyms of neopentane: 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.

Q: What is the LogP of neopentane?

A: LogP of neopentane is 2.05240.

Q: What is the English name of neopentane?

A: The English name of neopentane is neopentane.

Q: What is the melting point of neopentane?

A: Melting point of neopentane is -19.5ºC.

Q: What is the molecular formula of neopentane?

A: Molecular formula of neopentane is C5H12.

Q: What is the safety information for neopentane?

A: Safety information for neopentane: S9-S16-S33-S61.

Q: What is the InChIKey of neopentane?

A: InChIKey of neopentane is CRSOQBOWXPBRES-UHFFFAOYSA-N.

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Dayang Chem (Hangzhou) Co., Ltd.

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China
Product Name: 2,2-dimethylpropane
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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2,2-dimethylpropane

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