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CAS No 150-13-0 , 4-aminobenzoic acid Search by region : China

  • Name: 4-aminobenzoic acid
  • Synonyms: 4-aminobenzoic acid; p-Carboxyaniline; Paraminol; 4-Carboxyaniline; Hachemina; 150-13-0;p-aminobenzoic acid; para-aminobenzoic acid; PABA;
  • CAS Registry Number:
  • Melting Point: 186-189 ºC
  • Density: 1.374
  • Refractive index: 1.5795
  • Water Solubility: 4.7 G/L (20 ºC)
  • Safety Statements: R36/37/38
  • Hazard Symbols: Xi: Irritant;
  • HS Code: 29224995
  • EINECS: 205-753-0
  • Molecular Weight: 137.13598
  • InchiKey: ALYNCZNDIQEVRV-UHFFFAOYSA-N
  • InChI: InChI=1S/C7H7NO2/c8-6-3-1-5(2-4-6)7(9)10/h1-4H,8H2,(H,9,10)
  • Risk Statements: S26;S37/39
  • Molecular Formula: C7H7NO2
  • Molecular Structure:CAS No:150-13-0 4-aminobenzoic acid

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150-13-0 4-AMINOBENZOIC ACID

  • China Chemik Co., Ltd. [Manufacturer]
  • Tel: +86-574-87296330 87298855
  • Fax: +86-574-87297461
  • Address: Chemik Co., Ltd.
    Room 2-225,55 Yunshi Street
    Ningbo 315010, China null,nullChina
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150-13-0 4-Aminobenzoic acid

  • in stock,5000kg/month Tony Zhang Tel:0086-21-54308253 Fax:0086-21-54291107 Cellphone:0086-15000655127 E-mail: fred@hanhonggroup.com MSN: marulong82@live.cn Web:www.hanhonggroup.com
  • Min. Order: 10000
  • China Shanghai Hanhong Chemmical CO.,Ltd [Manufacturer, Trading Company]
  • Tel: 86-021-54308253
  • Fax: 86-021-54291107
  • Address: Room 203 Shanghai,ShanghaiChina

150-13-0 4-Aminobenzoci acid

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150-13-0 p-Aminobenzoic acid

  • Dyes and pharmaceutical intermediates. For the production of reactive red M-80,M-10B, reactive red and purple dyes such as X-2R and cyano-benzoic acid production producing drugs on the carboxy benzyl amine. P-amino benzoic acid can be used as sunscre...
  • China Wuhan Yuancheng Gongchuang Technology Co. Ltd. [Manufacturer, Trading Company]
  • Tel: 86-0755-61938004
  • Fax: 86-0755-84556470
  • Address: No.496,Zhongshan Road, Wuhan, Hubei, China Wuhan,Hubei,China,HubeiChina

150-13-0 4-Aminobenzoic acid

  • China Taiyuan RHF CO., ltd. [Manufacturers]
  • Tel: 0351-7436719
  • Fax: +86-351-7436719
  • Address: Shuangta South Alley 46,2-1, YingZe Area,Taiyuan, ShanXi null,ShanXiChina
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150-13-0 p-Amino benzoic acid

  • p-Amino benzoic acid, 99.0%Min
  • China Zeniview Chemistry Technology Co., Ltd. [Manufacturer]
  • Tel: +86-25-86088590
  • Fax: +86-25-85612276
  • Address: No.05,No.01 Hangzhongmen Dajie, Nanjing, China 210016 Nanjing CHINA 210016 NanjingCHINA Nanjing,nullChina
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150-13-0 4-Aminobenzoic Acid

  • 4-Aminobenzoic Acid, 99
  • China Betapharma Shanghai Inc.Co., Ltd [Manufacturer]
  • Tel: 86-21-62951620
  • Fax: 86-21-32230794
  • Address: Jinming Building 12A No. 8 Zunyi(S) Rd. Shanghai China 200336 shanghaiCHINA shanghai,nullChina
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150-13-0 4-Aminobenzoic acid

  • China Fast Pharm Co.,Ltd [Manufacturers]
  • Tel: 8602133538380
  • Fax: 86-021-32082820
  • Address: No.17#-6D. 830 Lane,Maotai Road Shanghai,SH200336,China Shanghai,ShanghaiChina
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150-13-0 4-Aminobenzoic acid

  • China ORCHID CHEMICAL SUPPLIES LTD (OCS) [Importer/Exporter]
  • Tel: +86-571-85395792
  • Fax: +86-571-85420103
  • Address: 607, North Zhongshan Road, Hangzhou 310000 China null,ZhejiangChina
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150-13-0 4-Aminobenzoic acid

  • China YiPeng Chemical [Manufacturers]
  • Tel: 571 85376369
  • Fax: 571 88233092
  • Address: Building 4,High-tech Industrial Park,No. 588 Feijiatang Road,Xiacheng District, Hangzhou, China null,ZheJiangChina
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References of 4-aminobenzoic acid
Title: p-Aminobenzoic Acid
CAS Registry Number: 150-13-0
CAS Name: 4-Aminobenzoic acid
Synonyms: vitamin Bx; bacterial vitamin H1; chromotrichia factor; anti-chromotrichia factor; trichochromogenic factor; anticanitic vitamin; PABA
Trademarks: Pabanol (Valeant)
Molecular Formula: C7H7NO2
Molecular Weight: 137.14
Percent Composition: C 61.31%, H 5.14%, N 10.21%, O 23.33%
Literature References: Widely distributed in nature as a B complex factor. Baker's yeast contains 5 to 6 ppm, brewer's yeast from 10 to 100 ppm. Occurs free and in ester form. Prepn: Toland, Heaton, US 2878281 (1959 to Calif. Research Corp.); Spiegler, US 2947781 (1960 to Du Pont); Nielson et al., J. Chem. Soc. 1962, 371. Purification: Lyding, US 2735865 (1956 to Heyden Chem.). Antirickettsial activity: M. L. Robbins et al., J. Immunol. 64, 431 (1950). Toxicity studies: C. C. Scott, E. B. Robbins, Proc. Soc. Exp. Biol. Med. 49, 184 (1942); R. K. Richards, Fed. Proc. 1, 71 (1942); G. Cronheim, ibid. 10, 289 (1952). Comprehensive description: H. A. El-Obeid, A. A. Al-Badr, Anal. Profiles Drug Subs. Excip. 22, 33-106 (1993).
Properties: Monoclinic prisms from dil alcohol. May turn slightly yellow on prolonged exposure to light and air. mp 187.0-187.5°. pKa: 4.65, 4.80; pH (0.5% soln): 3.5. uv max (water): 266 nm (E1%1cm 1070); (isopropanol): 288 nm (E1%1cm 137). One gram dissolves in 170 ml water at 25°, in 90 ml boiling water; in 8 ml alcohol, in 50 ml ether. Sol in ethyl acetate, glacial acetic acid; slightly sol in benzene. Practically insol in petr ether. Incompatible with ferric salts and oxidizing agents. LD50 in mice, rats (g/kg): 2.85, >6.0 orally (Scott, Robbins). LD50 in rabbits (g/kg): 2.0 i.v. (Richards); 1.83 orally (Cronheim).
Melting point: mp 187.0-187.5°
pKa: pKa: 4.65, 4.80; pH (0.5% soln): 3.5
Absorption maximum: uv max (water): 266 nm (E1%1cm 1070); (isopropanol): 288 nm (E1%1cm 137)
Toxicity data: LD50 in mice, rats (g/kg): 2.85, >6.0 orally (Scott, Robbins); LD50 in rabbits (g/kg): 2.0 i.v. (Richards); 1.83 orally (Cronheim)
 
Derivative Type: Diethylamine salt
CAS Registry Number: 6018-84-4
Molecular Formula: C11H18N2O2
Molecular Weight: 210.27
Percent Composition: C 62.83%, H 8.63%, N 13.32%, O 15.22%
Properties: Crystals from acetone mp 170-173°. Very soluble in water.
Melting point: mp 170-173°
 
Derivative Type: Potassium salt see Potassium p-Aminobenzoate
 
NOTE: p-Aminobenzoic acid is also known as anti-gray-hair factor (in rats only).
Use: Manuf various esters (local anesthetics), folic acid, and azo dyes; in sunburn preventives. Used in laboratories as sulfonamide antagonist.
Therap-Cat: Ultraviolet screen. Formerly as antirickettsial.
Therap-Cat-Vet: Has been used in eczema nasi ("collie nose") in dogs.
Keywords: Antirickettsial; Ultraviolet Screen.