trans-1,4-Cyclohexane diisocyanate , 97 , 7517-76-2

CAS NO.：7517-76-2

Empirical Formula: C8H10N2O2

Molecular Weight: 166.18

MDL number: MFCD00074787

EINECS: 616-193-5

PRODUCT Properties

• Melting point: 59-62 °C (lit.)
• Boiling point: 145-146°C 32mm
• Density: 1.2265 (rough estimate)
• vapor pressure: <0.02 mm Hg ( 20 °C)
• refractive index: 1.6180 (estimate)
• Flash point: 145-146°C/32mm
• form: solid
• Water Solubility: Hydrolyzes in water.
• Sensitive: Moisture Sensitive
• BRN: 2804862
• InChI: 1S/C8H10N2O2/c11-5-9-7-1-2-8(4-3-7)10-6-12/h7-8H,1-4H2/t7-,8-
• InChIKey: CDMDQYCEEKCBGR-ZKCHVHJHSA-N
• SMILES: O=C=N[C@H]1CC[C@@H](CC1)N=C=O
• EPA Substance Registry System: Cyclohexane, 1,4-diisocyanato-, trans- (7517-76-2)

Description and Uses

Mixed aromatic/alicyclic polyimides were prepared by polycondensation reactions of trans-1,4-cyclohexane diisocyanate CHDI with PMDA, BTDA, and 6FDA. The intermediate reactivity observed for CHDI, allows preparation of polyurethanes.

Safety

• Symbol(GHS): GHS05,GHS06,GHS08
• Signal word: Danger
• Hazard statements: H301+H311+H331-H314-H317-H334
• Precautionary statements: P260-P270-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338
• PPE: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
• Hazard Codes: T
• Risk Statements: 23/24/25-34-42/43
• Safety Statements: 22-26-36/37/39-45
• RIDADR: UN 2811 6.1/PG 1
• WGK Germany: 3
• RTECS: GU9642500
• TSCA: TSCA listed
• HazardClass: 6.1
• PackingGroup: II
• Storage Class: 6.1A - Combustible acute toxic Cat. 1 and 2; very toxic hazardous materials
• Hazard Classifications: Acute Tox. 3 Dermal; Acute Tox. 3 Inhalation; Acute Tox. 3 Oral; Eye Dam. 1; Resp. Sens. 1; Skin Corr. 1B; Skin Sens. 1