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121-63-1

4,4'-Bis(chlorosulphonyl)diphenyl ether

CAS: 121-63-1

Molecular Formula: C12H8Cl2O5S2

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121-63-1 - Names and Identifiers

Name 4,4'-Bis(chlorosulphonyl)diphenyl ether
Synonyms OBSC
(Diphenyl ether)-
4,4-disulphonyl chloride
oxybis(benzenesulfonylchloride)
Bis(4-chlorosulfonylphenyl)ether
BIS(4-CHLOROSULFONYLPHENYL) ETHER
4,4'-oxydi-benzenesulfonylchlorid
P,P-Oxybisbenzenesulfonylchloride
4,4'-oxydibenzenesulfonylchloride
4,4'-oxybis-benzenesulfonylchlorid
P,P-Oxybisbenzenesulfonyl chloride
4,4'-oxydibenzenesulfonyl chloride
4,4′-Oxybisbenzenesulfonyl Chloride
p,p'-oxybis(benzenesulfonylchloride)
4,4'-Oxybis(benzenesulfonyl Chloride)
4,4-Oxybis(benzenesulphonyl chloride)
4,4'-Oxybis(benzenesulphonyl chloride)
4,4'-Bis(chlorosulfonyl)diphenyl ether
phenoxybenzene-4,4'-disulfonylchloride
4,4-Bis-(chlorosulfonyl)-biphenyl ether
4,4'-Bis(chlorosulphonyl)diphenyl ether
4,4'-Oxybis(benzene-1-sulphonyl) dichloride
CAS 121-63-1
EINECS 204-488-8
InChI InChI=1/C12H8Cl2O5S2/c13-20(15,16)11-5-1-9(2-6-11)19-10-3-7-12(8-4-10)21(14,17)18/h1-8H

121-63-1 - Physico-chemical Properties

Molecular FormulaC12H8Cl2O5S2
Molar Mass367.22
Density1.573±0.06 g/cm3(Predicted)
Melting Point124-127°C
Boling Point471.8±30.0 °C(Predicted)
Flash Point239.1°C
Solubility DMSO, Ethyl Acetate (Slightly)
Vapor Presure1.28E-08mmHg at 25°C
AppearanceSolid
ColorWhite to Off-White
BRN2169540
Storage ConditionHygroscopic, -20°C Freezer, Under inert atmosphere
StabilityMoisture Sensitive
SensitiveMoisture Sensitive
Refractive Index1.606
UseIs an intermediate in the production of OBSH blowing agents

121-63-1 - Risk and Safety

Hazard SymbolsC - Corrosive
Corrosive
Risk Codes34 - Causes burns
Safety DescriptionS36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
S27 - Take off immediately all contaminated clothing.
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
UN IDs3261
TSCAT
HS Code29350090
Hazard Class8
Packing GroupIII

121-63-1 - Reference Information

EPA chemical information Information provided by: ofmpub.epa.gov (external link)
use is an intermediate for producing OBSH foaming agent
toxic substance data information provided by: pubchem.ncbi.nlm.nih.gov (external link)
Last Update：2024-04-10 22:29:15
121-63-1
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CAS: 121-63-1
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121-63-1
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