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2157-19-9

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Basic Information
CAS No.: 2157-19-9
Name: ENDOSULFAN ALCOHOL
Article Data: 10
Molecular Structure:
Molecular Structure of 2157-19-9 (ENDOSULFAN ALCOHOL)
Formula: C9H8 Cl6 O2
Molecular Weight: 360.879
Synonyms: 5-Norbornene-2,3-dimethanol,1,4,5,6,7,7-hexachloro- (6CI,7CI,8CI); 1,4,5,6,7,7-Hexachloro-2,3-bis(hydroxymethyl)-5-norbornene;1,4,5,6,7,7-Hexachloro-5-norbornene-2,3-dimethanol; Chlorendic diol; Endodiol;Endosulfan alcohol; Endosulfandiol; NSC 11682; NSC 41892; Thiodandiol
Density: 1.8g/cm3
Melting Point: 207-208℃
Boiling Point: 411.8°Cat760mmHg
Flash Point: 202.8°C
Hazard Symbols:
Risk Codes: 50/53
Safety: Low toxicity by ingestion. When heated to decomposition it emits toxic vapors of Cl−.
PSA: 40.46000
LogP: 3.04890
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Chemistry

IUPAC  Name: [1,2,3,4,7,7-Hexachloro-5-(hydroxymethyl)-6-bicyclo[2.2.1]hept-2-enyl]methanol    
Molecular Formula: C9H8Cl6O2
Molecular Weight: 360.87
Freely Rotating Bonds: 4
Polar Surface Area: 18.46 Å2
Index of Refraction: 1.63
Molar Refractivity: 71.13 cm3
Molar Volume: 199.7 cm3
Polarizability: 28.2 ×10-24 cm3
Surface Tension: 63.5 dyne/cm
Density: 1.8 g/cm3
Flash Point: 202.8 °C
Enthalpy of Vaporization: 76.76 kJ/mol
Boiling Point: 411.8 °C at 760 mmHg
Vapour Pressure: 1.68E-08 mmHg at 25°C 
The Cas Register Number of 1,4,5,6,7,7-Hexachlorobicyclo(2.2.1)hept-5-ene-2,3-dimethanol is 2157-19-9 .The chemical synonyms of  1,4,5,6,7,7-Hexachlorobicyclo(2.2.1)hept-5-ene-2,3-dimethanol (CAS NO.2157-19-9) are Dimethanol ; Chlorendicdiol ; Endodiol ; Thiodandiol . The molecular structure of  1,4,5,6,7,7-Hexachlorobicyclo(2.2.1)hept-5-ene-2,3-dimethanol (CAS NO.2157-19-9) is .

Uses

 1,4,5,6,7,7-Hexachlorobicyclo(2.2.1)hept-5-ene-2,3-dimethanol (CAS NO.2157-19-9) is used as pharmaceutical intermediate.

Toxicity Data With Reference

1.    

orl-rat LD50:>15 g/kg

     RREVAH    Residue Reviews. 83 (1982),1-174.

Safety Profile

Low toxicity by ingestion. When heated to decomposition it emits toxic vapors of Cl−.
Hazard Codes: DangerousN
Risk Statements: 50/53 
R50/53: Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 60-61 
S60: This material and its container must be disposed of as hazardous waste. 
S61: Avoid release to the environment. Refer to special instructions / safety data sheets.
RIDADR: UN 3077 9/PG 3
RTECS: DT5300000