cyclohexylisocyanate

Modify Date: 2025-08-20 23:56:34

cyclohexylisocyanate Structure
cyclohexylisocyanate structure
 Common Name cyclohexylisocyanate
CAS Number 3173-53-3 Molecular Weight 125.168
Density 1.1±0.1 g/cm3 Boiling Point 169.0±9.0 °C at 760 mmHg
Molecular Formula C7H11NO Melting Point -80 °C
MSDS Chinese USA Flash Point 48.9±0.0 °C
Symbol GHS02 GHS06 GHS08
GHS02, GHS06, GHS08		 Signal Word Danger

 Names

Name cyclohexyl isocyanate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.1±0.1 g/cm3
Boiling Point 169.0±9.0 °C at 760 mmHg
Melting Point -80 °C
Molecular Formula C7H11NO
Molecular Weight 125.168
Flash Point 48.9±0.0 °C
Exact Mass 125.084061
PSA 29.43000
LogP 2.89
Vapour Pressure 1.6±0.3 mmHg at 25°C
Index of Refraction 1.523
Stability Stability Flammable. Incompatible with water, strong oxidizing agents, alcohols, strong bases, amines, acids, copper alloys, aluminium. May polymerize if exposed to moisture.
Water Solubility decomposes

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
NQ8650000
CHEMICAL NAME :
Isocyanic acid, cyclohexyl ester
CAS REGISTRY NUMBER :
3173-53-3
LAST UPDATED :
199710
DATA ITEMS CITED :
7
MOLECULAR FORMULA :
C7-H11-N-O
MOLECULAR WEIGHT :
125.19

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
13 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
18 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Mutation in microorganisms
TEST SYSTEM :
Bacteria - Salmonella typhimurium
DOSE/DURATION :
150 ug/plate
REFERENCE :
ABCHA6 Agricultural and Biological Chemistry. (Maruzen Co. Ltd., POB 5050, Tokyo International, Tokyo 100-31, Japan) V.25- 1961- Volume(issue)/page/year: 44,3017,1980 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - T0838 No. of Facilities: 48 (estimated) No. of Industries: 3 No. of Occupations: 3 No. of Employees: 457 (estimated)

 Safety Information

Symbol GHS02 GHS06 GHS08
GHS02, GHS06, GHS08
Signal Word Danger
Hazard Statements H226-H302 + H312-H315-H317-H319-H330-H334-H335
Precautionary Statements P260-P280-P284-P305 + P351 + P338-P310
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes T+:Verytoxic;N:Dangerous for the environment;
Risk Phrases R10;R21/22;R26;R34;R42;R50
Safety Phrases S26-S28-S36/37-S45-S57-S36/37/39-S29-S28A-S23-S16
RIDADR UN 2488 6.1/PG 1
WGK Germany 2
RTECS NQ8650000
Packaging Group I
Hazard Class 6.1
HS Code 29291090

 Synthetic Route

 Customs

HS Code 2929109000
Summary 2929109000. other isocyanates. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Articles3

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Effect of nitrosoureas on calmodulin activity in vitro and in mouse intestine in vivo.

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J. Biomater. Sci. Polym. Ed. 18(5) , 561-78, (2007)

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 Synonyms

cyclohexyl-NCO
chi
Cyclohexyl isocyanate
cyclohexylisocyanate
Cyclohexane, isocyanato-
isocyanato-cyclohexan
Isocyanatocyclohexane
Isocyanic Acid Cyclohexyl Ester
EINECS 221-639-3
c-hexylisocyanate
cyclohexanyl isocyanate
cyclohexyl
MFCD00003840
cyclohexane,isocyanato
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Chemsrc provides cyclohexylisocyanate(CAS#:3173-53-3) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of cyclohexylisocyanate are included as well.>> amp version: cyclohexylisocyanate

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