2-Amino-4,5-difluoro-benzoic acid

Name	2-amino-4,5-difluorobenzoic acid
Synonyms	BUTTPARK 497-41 2-Amino-4,5-difluoro 4,5-DIFLUOROANTHRANILIC ACID 2-Amino-4,5-difluorobenzoic acid 2-amino-4,5-difluorobenzoic acid 2-AMINO-4,5-DIFLUOROBENZOIC ACID 2-Amino-4,5-difluoro-benzoic acid 2-Amino-4,5-difluorobenzoic acid,4,5-Difluoroanthranilic 2-Carboxy-4,5-difluoroaniline, 4,5-Difluoroanthranilic acid 2-Amino-4,5-difluorobenzoic acid,4,5-Difluoroanthranilic acid 4,5-difluoroanthranilic acid (2-amino-4,5-difluorobenzoic acid)
CAS	83506-93-8
EINECS	627-164-1
InChI	InChI=1/C7H5F2NO2/c8-4-1-3(7(11)12)6(10)2-5(4)9/h1-2H,10H2,(H,11,12)

Molecular Formula	C7H5F2NO2
Molar Mass	173.12
Density	1.536±0.06 g/cm3(Predicted)
Melting Point	181-185°C
Boling Point	326.8±42.0 °C(Predicted)
Flash Point	151.4°C
Vapor Presure	8.56E-05mmHg at 25°C
Appearance	Liquid
Color	Clear colorless to straw
BRN	2834162
pKa	4.54±0.10(Predicted)
Storage Condition	Keep in dark place,Inert atmosphere,Room temperature
Refractive Index	1.578
MDL	MFCD00077509
Physical and Chemical Properties	Crystallization. Melting point 181-183 ℃.

Hazard Symbols	Xi - Irritant
Risk Codes	R36/37/38 - Irritating to eyes, respiratory system and skin. R36 - Irritating to the eyes R26 - Very Toxic by inhalation
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S36/37/38 -
WGK Germany	3
HS Code	29224999
Hazard Class	IRRITANT

chemical properties	crystallization. Melting point 181-183 ℃.
use	quinolone antibacterial intermediate.
production method	it is prepared by reacting 4, 5-difluoro phthalic acid with hydroxylamine first, and then with alkyl sulfonyl chloride and excess alkali.

Last Update：2024-04-10 22:29:15

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2-Amino-4,5-difluoro-benzoic acid

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