制备方法

由苯酚与胂酸进行胂化反应制得。将砷酸加水溶解,加热溶液至180℃,脱水浓缩后冷至110℃。加入苯酚,在102-110℃搅拌反应28h。加水至溶液的相对密度为1.85-1.90,冷却析出结晶,过滤得粗品。母液为砷酸,处理后套用。粗品用水重结晶、活性炭脱色,得到对羟基苯胂酸。另一种制备方法是将对氨基苯胂酸重氮化,再经水解而得。

合成制备方法

由苯酚与胂酸进行胂化反应制得。将砷酸加水溶解，加热溶液至180℃，脱水浓缩后冷至110℃。加入苯酚，在102-110℃搅拌反应28h。加水至溶液的相对密度为1.85-1.90，冷却析出结晶，过滤得粗品。母液为砷酸，处理后套用。粗品用水重结晶、活性炭脱色，得到对羟基苯胂酸。另一种制备方法是将对氨基苯胂酸重氮化，再经水解而得。

用途简介

对羟基苯胂酸是抗螺旋体病药和消毒药的中间体,也是检测钛、锆的试剂。

用途

对羟基苯胂酸是抗螺旋体病药和消毒药的中间体，也是检测钛、锆的试剂。

海关代码：

2836400000

危险类别码：

R22

安全标志：

S22:不要吸入粉尘。
:

CHEMICAL IDENTIFICATION

RTECS NUMBER :

CY5075000

CHEMICAL NAME :

Benzenearsonic acid, p-hydroxy-

CAS REGISTRY NUMBER :

98-14-6

BEILSTEIN REFERENCE NO. :

2936785

LAST UPDATED :

199709

DATA ITEMS CITED :

8

MOLECULAR FORMULA :

C6-H7-As-O4

MOLECULAR WEIGHT :

218.05

WISWESSER LINE NOTATION :

Q-AS-QO&R DQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

450 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 63,122,1938

TYPE OF TEST :

LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

100 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 63,122,1938

TYPE OF TEST :

LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :

Intramuscular

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

90 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 63,122,1938

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

56 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04548 *** U.S. STANDARDS AND REGULATIONS *** OSHA PEL (Gen Indu):8H TWA 0.5 mg(As)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.5 mg(As)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 0.5 mg(As)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 0.5 mg(As)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994

毒理学数据：

急性毒性：大鼠经口LDLo：450 mg/kg