Diphenyl sulfone CAS 127-63-9

Introduction

CAS:127-63-9,

127-63-9 – Names and Identifiers

Name Phenyl sulfone

Synonyms s-97

s-127

Difenylsulfon

phenylsulphone

Phenyl sulfone

Phenyl sulphone

Diphenylsulfone

dlphenylsulfone

Diphenyl sulfone

Diphenyl sulphone

Sulfone, diphenyl

1,1′-sulfonyldibenzene

1,1′-Sulfonylbisbenzene

Benzene, 1,1′-sulfonylbis-

CAS 127-63-9

EINECS 204-853-1

InChI InChI=1/C12H10O2S/c13-15(14,11-7-3-1-4-8-11)12-9-5-2-6-10-12/h1-10H

InChIKey KZTYYGOKRVBIMI-UHFFFAOYSA-N

127-63-9 – Physico-chemical Properties

Molecular Formula C12H10O2S

Molar Mass 218.27

Density 1.36

Melting Point 123-129 °C (lit.)

Boling Point 379 °C (lit.)

Flash Point 184°C

Water Solubility insoluble

Solubility Soluble in hot ethanol, ether and benzene, slightly soluble in hot water, insoluble in cold water.

Vapor Presure 0.001Pa at 50℃

Appearance White crystal

Color White

Merck 14,3332

BRN 1910573

Storage Condition Sealed in dry,Room Temperature

Refractive Index 1.5200 (estimate)

MDL MFCD00007548

Physical and Chemical Properties Molecular weight 218.27; Melting point 125-129°C; Boiling point 379°C;

Use Used as pharmaceutical, pesticide intermediates

127-63-9 – Risk and Safety

Hazard Symbols Xi – Irritant

Risk Codes 36/37/38 – Irritating to eyes, respiratory system and skin.

Safety Description S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

S36 – Wear suitable protective clothing.

S37/39 – Wear suitable gloves and eye/face protection

WGK Germany 3

RTECS SX2400000

TSCA Yes

HS Code 29309070

Toxicity LD50 orally in rats: >2 g/kg, Residue Rev. 36, 240 (1971)

127-63-9 – Reference Information

LogP 2.61

NIST chemical information Information provided by: webbook.nist.gov (external link)

EPA chemical information Information provided by: ofmpub.epa.gov (external link)

use used in organic synthesis, as plasticizer and acaricide.

Used as an intermediate in medicine and pesticide

Production method is obtained by the reaction of benzene and sulfuric acid.

category pesticide

toxicity classification poisoning

acute toxicity oral-rat LD50: 2000 mg/kg

flammability hazard characteristics combustion produces toxic sulfur oxide gas

storage and transportation characteristics warehouse ventilation and low temperature drying; separate from food raw materials storage and transportation

fire extinguishing agent dry powder, foam, sand

occupational standard TLV-TWA 10 mg/m3