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Cov khoom

CAS 150-13-0|4-Aminobenzoic Acid

Cov mis mos molecular: C7H7NO2
Molecular Luj: 137.14
EINECS: 205-753-0
Purity: 97% Min.
Pob: 100 g / 1 kg / 25 kg
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Thioisonicotinamide yog ib qho impurity ntawm Ethionamide nrog kev ua haujlwm tuberculostatic. Nws tuaj yeem siv los ua ib qho nruab nrab hauv cov tshuaj synthesis, xws li kev npaj ntawm 2-ethyl thioisonicotinamide.

Specification ntawm CAS 150-13-0|4-Aminobenzoic acid

Yam khoom	SPECIFICATION
solubility	95 feem pua ethanol
xim	Dawb rau lub teeb daj
Boiling point	251.96 degree
pka ua	2.50, 4.87 (ntawm 25 degree)
BRN	471605
cia temp.	2-8 degree
Refractive Index	1.5323
daim ntawv	Crystalline hmoov
PH Range	3.5
PH	3.5 (5g / l, H2O, 20 degree)
InChIKey	ALYNCZNDIQEVRV-UHFFFAOYSA-N
LogP	0.96 ntawm 25 degree
Fp	250 degree
vapor siab	0Pa ntawm 25 degree
EPA Tshuaj Registry System	p-Aminobenzoic acid (150-13-0)
ceev	1.374 g / mL ntawm 25 degree (lit.)
Dej Solubility	4.7 g/L (20 ºC)
Melting point	187-189 degree (lit.)
Merck	14,423
Kev ruaj ntseg	ruaj khov. Incompatible nrog muaj zog oxidizing neeg sawv cev. Hluav taws kub. Sensitive rau lub teeb thiab huab cua. Tej zaum yuav discolor thaum raug rau lub teeb.
IARC	3 (Vol. 16, Sup 7) 1987
rhiab heev	Cua & Lub teeb Sensitive
tsw	Tsis hnov tsw