2,2,5-TRIMETHYLHEXANE

Modify Date: 2026-07-17 05:53:45

2,2,5-TRIMETHYLHEXANE Structure
2,2,5-TRIMETHYLHEXANE structure
Common Name 2,2,5-TRIMETHYLHEXANE
CAS Number 3522-94-9 Molecular Weight 128.255
Density 0.7±0.1 g/cm3 Boiling Point 123.6±7.0 °C at 760 mmHg
Molecular Formula C9H20 Melting Point -116.8ºC
MSDS N/A Flash Point 19.8±11.7 °C

Summary: 2,2,5-Trimethylhexane (Chinese name: 2,2,5-三甲基己烷, CAS number: 3522-94-9) is an organic compound with molecular formula C9H20 and molecular weight 128.255. For research-use only, not for medical or clinical usage.


 Names

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

Name 2,2,5-trimethylhexane
Synonym More Synonyms

 Chemical & Physical Properties

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

Density 0.7±0.1 g/cm3
Boiling Point 123.6±7.0 °C at 760 mmHg
Melting Point -116.8ºC
Molecular Formula C9H20
Molecular Weight 128.255
Flash Point 19.8±11.7 °C
Exact Mass 128.156494
LogP 4.99
Vapour Pressure 16.0±0.1 mmHg at 25°C
Index of Refraction 1.407
InChIKey HHOSMYBYIHNXNO-UHFFFAOYSA-N
SMILES CC(C)CCC(C)(C)C

 MSDS

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

 Toxicological Information

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

CHEMICAL IDENTIFICATION

RTECS NUMBER :
MO4630000
CHEMICAL NAME :
Hexane, 2,2,5-trimethyl-
CAS REGISTRY NUMBER :
3522-94-9
BEILSTEIN REFERENCE NO. :
1730924
LAST UPDATED :
199710
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C9-H20

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
10 gm/kg/4W-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
TIHEEC Toxicology and Industrial Health. (Princeton Scientific Pub. Co., POB 2155, Princeton, NJ 08540) V.1- 1985- Volume(issue)/page/year: 1(3),67,1985

 Safety Information

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

Risk Phrases R11:Highly Flammable.
Safety Phrases S16-S26
RIDADR 3295
RTECS MO4630000
HS Code 2901100000

 Synthetic Route

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

 Customs

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%

 Synonyms

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

Hexane,2,2,5-trimethyl
2,2,5,6-TETRAMETHYL-4H-1,3-DIOXIN-4-ONE
2,2,5-TRIMETHYLHEXANE
2,2,5-trimethyl-hexane
2,2,5-Trimethylhexan
EINECS 222-537-1
MFCD00026525
Hexane,2,5-trimethyl
2,5-Trimethylhexane

 2,2,5-TRIMETHYLHEXANE | FAQ

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

Q: What is the CAS number of 2,2,5-trimethylhexane?
A: CAS number of 2,2,5-trimethylhexane is 3522-94-9.
Q: What is the molecular formula of 2,2,5-trimethylhexane?
A: Molecular formula of 2,2,5-trimethylhexane is C9H20.
Q: What is the SMILES notation of 2,2,5-trimethylhexane?
A: SMILES notation of 2,2,5-trimethylhexane is CC(C)CCC(C)(C)C.
Q: What is the safety information for 2,2,5-trimethylhexane?
A: Safety information for 2,2,5-trimethylhexane: S16-S26.
Q: What is the molecular weight of 2,2,5-trimethylhexane?
A: Molecular weight of 2,2,5-trimethylhexane is 128.255.
Q: What is the English name of 2,2,5-trimethylhexane?
A: The English name of 2,2,5-trimethylhexane is 2,2,5-trimethylhexane.
Q: What are the upstream materials of 2,2,5-trimethylhexane?
A: Related upstream materials(CAS) of 2,2,5-trimethylhexane: 187737-37-7;124030-73-5;630-19-3;107-82-4;764-13-6;507-20-0;21261-07-4;107-01-7;78-78-4.
Q: What is the boiling point of 2,2,5-trimethylhexane?
A: Boiling point of 2,2,5-trimethylhexane is 123.6±7.0 °C at 760 mmHg.
Q: What are the downstream products of 2,2,5-trimethylhexane?
A: Related downstream products(CAS) of 2,2,5-trimethylhexane: 75-97-8;14272-73-2;14705-50-1;40239-50-7;1069-53-0;66793-71-3;7647-01-0.
Q: What is the LogP of 2,2,5-trimethylhexane?
A: LogP of 2,2,5-trimethylhexane is 4.99.

 2,2,5-TRIMETHYLHEXANEfactory

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

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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