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Benzenesulfonyl chloride

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Benzenesulfonyl chloride

EINECS 202-636-6
CAS No. 98-09-9 Density 1.4 g/cm3
Solubility may decompose with water Melting Point 14.5 °C
Formula C6H5ClO2S Boiling Point 251.5 °C at 760 mmHg
Molecular Weight 176.62 Flash Point 105.9 °C
Transport Information UN 2225 8/PG 3 Appearance clear liquid
Safety 23-26-36/37/39-45 Risk Codes 20/22-34-42/43-29
Molecular Structure Molecular Structure of 98-09-9 (Benzenesulfonyl chloride) Hazard Symbols CorrosiveC
Synonyms

Benzenesulfochloride;Benzenesulfonic chloride;NSC 2864;Phenylsulfonyl chloride;

 

Benzenesulfonyl chloride Chemical Properties

Product Name: Benzenesulfonyl chloride (CAS NO.98-09-9)
IUPAC Name: Benzenesulfonyl chloride
CAS NO: 98-09-9
Molecular Formula: C6H5ClO2S
Molecular Weight :176.6207
Molecular Structure :
EINECS: 202-636-6
Index of Refraction: 1.553
Surface Tension: 42.6 dyne/cm 
Density: 1.4 g/cm3 
Flash Point: 105.9 °C 
Enthalpy of Vaporization: 46.9 kJ/mol 
Boiling Point: 251.5 °C at 760 mmHg 
Vapour Pressure: 0.0324 mmHg at 25°C 
Melting point: 14.5 °C
Water Solubility:  may decompose
Sensitive : Moisture Sensitive
Product Categories: Pharmaceutical Intermediates; Organics; Sulfonyl Halides; Sulfonyl HalidesDerivatization Reagents; Derivatization Reagents HPLC; Organic Building Blocks; Sulfur Compounds; UV-VIS;A-B, Puriss p.a.; Analytical Reagents for General Use; Puriss p.a.

Benzenesulfonyl chloride Uses

 Benzenesulfonyl chloride (CAS NO.98-09-9) is used for intermediates of medicines and dyes , mainly forsulfa drugs, is also used to identify a variety of amine.

Benzenesulfonyl chloride Production

Benzene and Chlorosulfonic acid for reaction in 1:3 (mol) at 20 ~ 30°C about 2h, which are crude Benzene chloride, Benzenesulfonyl chloride (CAS NO.98-09-9) is obtained by the refining of the crude product.

Benzenesulfonyl chloride Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 828mg/kg (828mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 36(6), Pg. 19, 1971.
mouse LD50 oral 828mg/kg (828mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 36(6), Pg. 19, 1971.
rabbit LD50 oral 828mg/kg (828mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 36(6), Pg. 19, 1971.
rat LCLo inhalation 1870mg/m3/1H (1870mg/m3) SENSE ORGANS AND SPECIAL SENSES: CHROMODACYRORREA: EYE

BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY)

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
Office of Toxic Substances Report. Vol. OTS0510391,
rat LD50 intraperitoneal 76mg/kg (76mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

LUNGS, THORAX, OR RESPIRATION: RESPIRATORY DEPRESSION
Medycyna Pracy. Industrial Medicine. Vol. 20, Pg. 513, 1969.
rat LD50 oral 1960mg/kg (1960mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

LUNGS, THORAX, OR RESPIRATION: RESPIRATORY DEPRESSION
Medycyna Pracy. Industrial Medicine. Vol. 20, Pg. 513, 1969.

Benzenesulfonyl chloride Safety Profile

Poison by intraperitoneal route. A dangerous storage hazard. It may explode in a sealed bottle. Explosive reaction with dimethyl sulfoxide. Reacts vigorously with methyl formamide. When heated to decomposition it emits toxic fumes of Cl and SOx. See also SULFONATES.
Hazard Codes CorrosiveC
Risk Statements  20/22-34-42/43-29
R20/22:Harmful by inhalation and if swallowed. 
R34:Causes burns. 
R42/43:May cause sensitization by inhalation and skin contact. 
R29:Contact with water liberates toxic gas.
Safety Statements  23-26-36/37/39-45
S23:Do not breathe vapour. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR  UN 2225 8/PG 3
WGK Germany  1
RTECS  DB8750000
F  21
HazardClass  8
PackingGroup  III

Benzenesulfonyl chloride Specification

 Benzenesulfonyl chloride , its CAS NO. is 98-09-9, the synonyms are  Benezenesulfochloride ; Benzene sulfonechloride .

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