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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 Benzene sulfonic acid

  • Benzene sulfonic acidBenzene sulfonic acid, 98%
  • China PMIDA AGROCHEMICAL CO.,LTD [Manufacturer]
  • Tel: +86-023-67030808-8010
  • Fax: +86-023-67030809
  • Address: 17F,Venus Science Incubate Center,No.60 Xingguang Road,New North Zone401121 ChongqingCHINA Chongqing,China
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98-11-3 Benzene sulfonic acid

  • Benzene sulfonic acid, 98%
  • China Shanghai Rainbow Chemistry Co., Ltd. [Manufacturer]
  • Tel: +86-21-64968086
  • Fax: +86-21-64968086
  • Address: Room 128, Building B, No. 8 Lane 1305, Huajing Road, Xuhui District, Shanghai, P.R. China 200000 Shanghai CHINA Shanghai,China
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98-11-3 Benzenesulfonic acid

  • United States HBCChem, Inc. [Manufacturers]
  • Tel: +1-510-219-6317
  • Fax: +1-510-675-0318
  • Address: Union City,CaliforniaUnited States
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98-11-3 Benzenesulfonic acid

  • Benzenesulfonic acid
  • Hong kong Frapp's Pharma (Hongkong) Co.,Ltd [Manufacturer]
  • Tel: +852 8130 0917
  • Fax: +852 8130 0927
  • Address: Room 801,Mongkok Harbour Centre,638 Shanghai Street,Mongkok,Kowloon,Hongkang518001 MongkokHONG KONG Mongkok,Hong kong
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98-11-3 Benzenesulphonic acid

  • Benzenesulphonic acid
  • Switzerland CONNECT MARKETING GMBH [Manufacturer]
  • Tel: +41 81 740 58 50
  • Fax: +41 81 740 58 51
  • Address: CONNECT MARKETING GMBH
    BAHNWEG NORD 35
    CH-9475 SEVELEN/SG
    SWITZERLAND ,Switzerland
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98-11-3 Benzenesulfonic acid, tech., 90%

  • Benzenesulfonic acid, tech., 90%
  • Belgium Alkemi [Manufacturer]
  • Tel: +32 9 340 49 49
  • Fax: +32 9 340 49 47
  • Address: Poststraat, 82 B-9160 Lokeren Belgium ,Belgium
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98-11-3 Benzenesulphonic acid

  • Benzenesulphonic acid
  • China Shanghai Synnad Chemical Co., Ltd. [Importer/Exporter]
  • Tel: 86 21 5109 7911
  • Fax: 86 21 5109 7955
  • Address: B-5 Ecust Science Park, No. 18, Lane 1305, Hua Jing Road, Shanghai 200231 China Shanghai,ShanghaiChina
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98-11-3 Benzene Sulphonic Acid

  • China Shanghai Xunxin Chemical Co., Ltd [Manufacturers]
  • Tel: +86-(21)-38218795
  • Fax: +86-(21)-38218795
  • Address: 580 Lane, Kanghong Road, Pudong New District, Shanghai 201315, Shanghai,ShanghaiChina
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98-11-3 Benzene Sulphonic Acid

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98-11-3 Benzenesulfonic acid

  • Benzenesulfonic acidPhenylsulfonic acid
  • Germany Merck Schuchardt OHG [Manufacturers]
  • Tel: +49-(8102)-802-0
  • Fax: +49-(8102)-802-175
  • Address: Eduard-Buchner-Str. 14-20, Hohenbrunn 85662, Hohenbrunn,HohenbrunnGermany
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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.