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Benzadox

CAS No.
5251-93-4
Chemical Name:
Benzadox
Synonyms
S 6173;S-7173;Topcide;S-7,173;Topicide;Benzadox;NSC 75601;Benzamidoxyacetic acid;Benzamidooxyacetic acid;o-Benzamidoglycolic acid
CBNumber:
CB5115426
Molecular Formula:
C9H9NO4
Molecular Weight:
195.17
MDL Number:
MFCD00021752
MOL File:
5251-93-4.mol
Last updated:2026-09-12 18:53:02

Benzadox Properties

Melting point 140°C
Boiling point 331.83°C (rough estimate)
Density 1.3544 (rough estimate)
refractive index 1.5700 (estimate)
solubility Methanol
form Solid
pka 2.75±0.10(Predicted)
color Pale Yellow
Water Solubility 15.75g/L(temperature not stated)
FDA UNII KSR5R1E31I
EPA Substance Registry System Benzadox (5251-93-4)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302
Precautionary statements  P264-P270-P301+P312-P330-P501

Benzadox price More Price(12)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich S388793 O-BENZAMIDOGLYCOLIC ACID AldrichCPR 5251-93-4 1 unit $121 2026-04-30 Buy
Sigma-Aldrich S388793 O-BENZAMIDOGLYCOLIC ACID AldrichCPR 5251-93-4 1G $106 2023-06-20 Buy
Usbiological 003232 (Benzamido)oxy Acetic Acid 5251-93-4 25mg $531 2026-06-03 Buy
TRC B185100 (Benzamido)oxyAceticAcid 5251-93-4 250mg $1320 2021-12-16 Buy
Biosynth FB18178 (Benzamido)oxy acetic acid 5251-93-4 10mg $149.9 2021-12-16 Buy
Product number Packaging Price Buy
S388793 1 unit $121 Buy
S388793 1G $106 Buy
003232 25mg $531 Buy
B185100 250mg $1320 Buy
FB18178 10mg $149.9 Buy

Benzadox Chemical Properties, Uses, Production

Description

Benzadox is a largely obsolete herbicide that was used to control broadleaved weeds and grasses in sugarbeet crops. Very little data is available regarding its environmental fate, ecotoxicology nor its impact on human health.

Chemical Properties

Pale Yellow Solid

Uses

Hippurate analog. Inhibitor of peptidylglycine α-hydroxylating monooxygenase (PHM). Pesticide.

Production Methods

Benzadox is synthesised through a sequence of acylation and esterification steps typical for amide herbicides. The process begins with benzoyl chloride, which is reacted with hydroxylamine derivatives to form a benzamido intermediate. This intermediate is then coupled with chloroacetic acid or its ester under controlled conditions to introduce the oxyacetic acid moiety, yielding benzadox. The final product is purified by recrystallisation or solvent extraction to achieve high purity suitable for herbicidal use. Production requires strict control of temperature and pH to prevent hydrolysis and ensure stability of the benzamidooxy linkage.

Mechanism of action

Strong inhibitor of alanine aminotransferase

Pesticide Type

Herbicide

Benzadox Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 19)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Chemsky(shanghai)International Co.,Ltd. 021-50135380 shchemsky@sina.com China 32273 50
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 sales@rrkchem.com China 57336 58
CONIER CHEM AND PHARMA LIMITED sales@conier.com China 49906 58
Energy Chemical 021-58432009 400-005-6266 marketing@energy-chemical.com China 44871 58
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd 029-029-029-81148696 18161915376 1027@dideu.com China 9989 58
Jiaxing Zhejia Biotechnology Co., LTD 0573-85609002 zhejia01@163.com China 8871 58
[(benzoylamino)oxy]aceticacid Acetic acid, (benzamidooxy)- Acetic acid, [(benzoylamino)oxy]- Benzamidooxyacetic acid Benzamidoxyacetic acid Hydroxylamine, N-benzoyl-O-(carboxymethyl)- o-Benzamidoglycolic acid S 6173 S-7,173 S-7173 Topcide Topicide 2-(benzoylamino)oxyacetic acid 2-(phenylcarbonylamino)oxyethanoic acid N-Benzoyl-O-(carboxyMethyl)-hydroxylaMine NSC 75601 Acetic acid, 2-[(benzoylamino)oxy]- Benzadox 5251-93-4 Aromatics Metabolites & Impurities