2-Chlorobenzoic acid

Modify Date: 2025-08-19 23:13:11

2-Chlorobenzoic acid structure	Common Name	2-Chlorobenzoic acid
	CAS Number	118-91-2	Molecular Weight	156.566
	Density	1.4±0.1 g/cm3	Boiling Point	275.7±13.0 °C at 760 mmHg
	Molecular Formula	C₇H₅ClO₂	Melting Point	138-140 °C(lit.)
	MSDS	Chinese USA	Flash Point	120.5±19.8 °C
	Symbol	GHS07	Signal Word	Warning

Name	2-chlorobenzoic acid
Synonym	More Synonyms

Density	1.4±0.1 g/cm3
Boiling Point	275.7±13.0 °C at 760 mmHg
Melting Point	138-140 °C(lit.)
Molecular Formula	C₇H₅ClO₂
Molecular Weight	156.566
Flash Point	120.5±19.8 °C
Exact Mass	155.997803
PSA	37.30000
LogP	2.04
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.583
Stability	Stable, combustible. Incompatible with strong bases, strong oxidizing agents.
Water Solubility	soluble in hot water

2-Chlorobenzoic acid MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DG4976000

CHEMICAL NAME :: Benzoic acid, o-chloro-

CAS REGISTRY NUMBER :: 118-91-2

BEILSTEIN REFERENCE NO. :: 0907340

LAST UPDATED :: 199710

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: C7-H5-Cl-O2

MOLECULAR WEIGHT :: 156.57

WISWESSER LINE NOTATION :: QVR BG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,576,1986

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,576,1986 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,18,1953

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2300 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: BCFAAI Bollettino Chimico Farmaceutico. (Societa Editoriale Farmaceutica, Via Ausonio 12, 20123 Milan, Italy) V.33- 1894- Volume(issue)/page/year: 112,53,1973 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83210 No. of Facilities: 21 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 249 (estimated)

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H319
Precautionary Statements	P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi:Irritant
Risk Phrases	R36/37/38
Safety Phrases	S26-S37/39
RIDADR	NONH for all modes of transport
WGK Germany	2
RTECS	DG4976000
HS Code	29163900

Precursor 10
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DownStream 10
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HS Code	2916399090
Summary	2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Benzenepolycarboxylic acids with potential anti-hemorrhagic properties and structure–activity relationships

Bioorg. Med. Chem. 19 , 7000-2, (2011)

Previously, we reported the structural requirements of the cinnamic acid relatives for inhibition of snake venom hemorrhagic action. In the present study, we examined the effect of benzenepolycarboxyl...

Pseudomonas aeruginosa 142 uses a three-component ortho-halobenzoate 1,2-dioxygenase for metabolism of 2,4-dichloro- and 2-chlorobenzoate.

J. Bacteriol. 176(11) , 3368-74, (1994)

Cell extracts of Pseudomonas aeruginosa 142, which was previously isolated from a polychlorinated biphenyl-degrading consortium, were shown to degrade 2,4-dichlorobenzoate, 2-chlorobenzoate, and a var...

Complete genome sequence of the haloaromatic acid-degrading bacterium Achromobacter xylosoxidans A8.

J. Bacteriol. 193(3) , 791-2, (2011)

Achromobacter xylosoxidans strain A8 was isolated from soil contaminated with polychlorinated biphenyls. It can use 2-chlorobenzoate and 2,5-dichlorobenzoate as sole sources of carbon and energy. This...

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2-Chlorobenzoic acid
Price: Check
Purity: 99.0%
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Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 2-Chlorobenzoic acid
Price: ￥168.0/500g
Purity: 99.0%
Delivery: Inquiry
Contact: Liu jia
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Henan Tianfu Chemical Co., Ltd.
China
Product Name: 1-OCBA (2-Chlorobenzoic Acid or orthochlorobenzoic acid) CAS No. 118-91-2
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: 2-Chlorobenzoic acid
Price: ￥Inquiry/25kg
Purity: 98.0%
Delivery: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

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2-Chlorobenzoic acid

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