CAS 4519-39-5|2,3-Difluorobenzoic acid

Introduction：Basic information about CAS 4519-39-5|2,3-Difluorobenzoic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Articles1
6. Synonyms

Common Name	2,3-Difluorobenzoic acid
CAS Number	4519-39-5	Molecular Weight	158.102
Density	1.4±0.1 g/cm3	Boiling Point	248.1±20.0 °C at 760 mmHg
Molecular Formula	C₇H₄F₂O₂	Melting Point	163-165 °C(lit.)
MSDS	ChineseUSA	Flash Point	103.9±21.8 °C
Symbol	GHS07	Signal Word	Warning

Names

Name	2,3-Difluorobenzoic Acid
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.4±0.1 g/cm3
Boiling Point	248.1±20.0 °C at 760 mmHg
Melting Point	163-165 °C(lit.)
Molecular Formula	C₇H₄F₂O₂
Molecular Weight	158.102
Flash Point	103.9±21.8 °C
Exact Mass	158.017929
PSA	37.30000
LogP	2.03
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.513
InChIKey	JLZVIWSFUPLSOR-UHFFFAOYSA-N
SMILES	O=C(O)c1cccc(F)c1F
Water Solubility	slightly soluble

Safety Information

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-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	3
HS Code	2916399090

Customs

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%

Articles1

2,3-Difluoro-benzoic acid.

Acta Crystallogr. Sect. E Struct. Rep. Online 64(2) , o466-o466, (2008)

2,3-Difluoro-benzoic acid, C(7)H(4)F(2)O(2), forms dimers that are stabilized by hydrogen bonds. The dimers are stacked and the stacks are held together by weak C-H⋯F and C-H⋯O inter-actions.

Synonyms

2,3-Difluorobenzoic acid

Benzoic acid, 2,3-difluoro-

MFCD00010267

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