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CAS No 98-11-3 , benzenesulfonic acid

  • Name: benzenesulfonic acid
  • Synonyms: Benzene sulphonic acid; 98-11-3;benzenesulfonic acid; Phenylsulfonic acid; Benzene sulfonic acid; Benzenemonosulfonic acid; Besylic acid;Benzenesulphonic acid;
  • CAS Registry Number:
  • Transport: UN 2583
  • Melting Point: 45-50 ºC
  • Density: 1.409 g/cm3
  • Safety Statements: R22;R34
  • Hazard Symbols: C: Corrosive;
  • HS Code: 29041000
  • EINECS: 202-638-7
  • Molecular Weight: 158.17504
  • InchiKey: SRSXLGNVWSONIS-UHFFFAOYSA-N
  • InChI: InChI=1S/C6H6O3S/c7-10(8,9)6-4-2-1-3-5-6/h1-5H,(H,7,8,9)
  • Risk Statements: S26;S36/37/39;S45
  • Molecular Formula: C6H6O3S
  • Molecular Structure:CAS No:98-11-3 benzenesulfonic acid
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98-11-3 Benzenesulfonic acid

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98-11-3 Benzenesulfonic acid

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98-11-3 Benzenesulfonic acid

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98-11-3 Benzenesulfonic acid

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98-11-3 Benzenesulfonic acid

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98-11-3 Benzene Sulphonic Acid

  • China Richchem International Trading Co., Ltd. [Importer/Exporter]
  • Tel: +86-(411)-82789167
  • Fax: +86-(411)-82789170
  • Address: 19 Floor, B Block, Harbour Street, Zhongshan, Dalian 116001, dalian,liaoningChina
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98-11-3 BENZENESULFONIC ACID

  • Germany Klaus F. Meyer GmbH [Manufacturer]
  • Tel: +49 (0) 62 37 - 20 23
  • Fax: +49 (0) 62 37 - 20 26
  • Address: Klaus F. Meyer GmbH
    Leiblstrasse 3
    D - 67136 Fussgoenheim
    Germany null,nullGermany
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98-11-3 Benzene Sulphonic Acid

  • India Ultra Chemical Works null
  • Tel: +91-(22)-67970000
  • Fax: +91-(22)-67970001
  • Address: 203 Raunak Arcade, Gokhale Road, Naupada,, Thane (West), Maharashtra 400 601, null,nullIndia
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98-11-3 Benzenesulfonic acid

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98-11-3 Benzenesulfonic acid

  • China Nanjing Datang Chemicals Co.,Ltd. [Importer/Exporter]
  • Tel: 86-25-85287198
  • Fax: 025-85287190 85287178
  • Address: No. 68, Dongfangcheng, Nanjing, China Nanjing,jiangsuChina
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References of benzenesulfonic acid
Title: Benzenesulfonic Acid
CAS Registry Number: 98-11-3
Molecular Formula: C6H6O3S
Molecular Weight: 158.18
Percent Composition: C 45.56%, H 3.82%, O 30.34%, S 20.27%
Line Formula: C6H5SO3H
Literature References: Made by treating benzene with fuming H2SO4: Gattermann-Wieland, Praxis des Organischen Chemikers (de Gruyter, Berlin, 40th ed., 1961) p 168.
 
Derivative Type: Sesquihydrate
Properties: Deliquescent plates, tablets, mp 43-44°. When anhydrous mp 50-51°, also reported as mp 65-66°. pKa (25°): 0.699. Freely sol in water, alc; slightly sol in benzene; insol in ether, carbon disulfide. Keep well closed.
Melting point: mp 43-44°. When anhydrous mp 50-51°; mp 65-66°
pKa: pKa (25°): 0.699
 
Derivative Type: Ethyl ester
Synonyms: Ethyl benzenesulfonate
Molecular Formula: C8H10O3S
Molecular Weight: 186.23
Percent Composition: C 51.60%, H 5.41%, O 25.77%, S 17.22%
Properties: Colorless to slightly yellow, almost odorless liq. bp15 156°. d417 1.219. Slightly sol in water; misc with alc, benzene, chloroform, ether.
Boiling point: bp15 156°
Density: d417 1.219
 
Derivative Type: Sodium salt
Synonyms: Sodium benzenesulfonate; sodium benzosulfonate
Molecular Formula: C6H5NaO3S
Molecular Weight: 180.16
Percent Composition: C 40.00%, H 2.80%, Na 12.76%, O 26.64%, S 17.80%
Properties: Crystals. Sol in water.
 
CAUTION: Highly irritant to skin, eyes, mucous membranes.
Use: Manuf phenol by fusion with NaOH.