isoheptane

Modify Date: 2025-08-20 11:32:21

isoheptane Structure
isoheptane structure
Common Name isoheptane
CAS Number 591-76-4 Molecular Weight 100.202
Density 0.7±0.1 g/cm3 Boiling Point 90.0±3.0 °C at 760 mmHg
Molecular Formula C7H16 Melting Point -118ºC
MSDS N/A Flash Point -3.9±0.0 °C

 Names

Name 2-Methylhexane
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.7±0.1 g/cm3
Boiling Point 90.0±3.0 °C at 760 mmHg
Melting Point -118ºC
Molecular Formula C7H16
Molecular Weight 100.202
Flash Point -3.9±0.0 °C
Exact Mass 100.125198
LogP 4.29
Vapour Pressure 64.7±0.1 mmHg at 25°C
Index of Refraction 1.392
InChIKey GXDHCNNESPLIKD-UHFFFAOYSA-N
SMILES CCCCC(C)C
Storage condition Flammables area

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
MO3871500
CHEMICAL NAME :
Hexane, 2-methyl-
CAS REGISTRY NUMBER :
591-76-4
LAST UPDATED :
199806
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C7-H16
MOLECULAR WEIGHT :
100.23

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
19500 ppm/4H
TOXIC EFFECTS :
Behavioral - tremor Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0534860 ** OTHER MULTIPLE DOSE 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) Related to Chronic Data - death
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

Hazard Codes F,Xn,N
Risk Phrases R11;R38;R50/53;R65;
Safety Phrases S9;S16;S29;S33;S62
RIDADR UN 3295 3/PG 2
WGK Germany 3
RTECS MO3871500
Packaging Group II
Hazard Class 3.1

 Synthetic Route

 Synonyms

iso-heptane
Aethylisoamyl
EINECS 209-730-6
2-methyl-hexane
Methylhexane
hexane,2-methyl
2-Methylhexane
isoheptane
dimethyl-pentane
d726
2-methyl-hexan
MFCD00009487
ethylisobutylmethane
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