OBSC
4,4'-Bis(chlorosulphonyl)diphenyl ether
CAS: 121-63-1
Molecular Formula: C12H8Cl2O5S2
OBSC - 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 |
OBSC - Physico-chemical Properties
| Molecular Formula | C12H8Cl2O5S2 |
| Molar Mass | 367.22 |
| Density | 1.573±0.06 g/cm3(Predicted) |
| Melting Point | 124-127°C |
| Boling Point | 471.8±30.0 °C(Predicted) |
| Flash Point | 239.1°C |
| Solubility | DMSO, Ethyl Acetate (Slightly) |
| Vapor Presure | 1.28E-08mmHg at 25°C |
| Appearance | Solid |
| Color | White to Off-White |
| BRN | 2169540 |
| Storage Condition | Hygroscopic, -20°C Freezer, Under inert atmosphere |
| Stability | Moisture Sensitive |
| Sensitive | Moisture Sensitive |
| Refractive Index | 1.606 |
| Use | Is an intermediate in the production of OBSH blowing agents |
OBSC - Risk and Safety
| Hazard Symbols | C - Corrosive |
| Risk Codes | 34 - Causes burns |
| Safety Description | S36/37/39 - 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 IDs | 3261 |
| TSCA | T |
| HS Code | 29350090 |
| Hazard Class | 8 |
| Packing Group | III |
OBSC - 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
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