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ISOXAZOLE-5-CARBOXYLIC ACID

CAS No.
21169-71-1
Chemical Name:
ISOXAZOLE-5-CARBOXYLIC ACID
Synonyms
AKOS PAO-1371;BUTTPARK 27\08-41;5-Carboxyisoxazole;TIMTEC-BB SBB004319;5-Carboxy-1,2-oxazole;Isoxazol-5-carbonsaeure;Isoxazole 5-formic acid;Isozole-5-carboxylic acid;5-Isoxazolecarboxylic acid;ISOXAZOLE-5-CARBOXYLIC ACID
CBNumber:
CB1758728
Molecular Formula:
C4H3NO3
Molecular Weight:
113.07
MDL Number:
MFCD00156151
MOL File:
21169-71-1.mol
MSDS File:
SDS
Last updated:2023-04-23 13:52:06

ISOXAZOLE-5-CARBOXYLIC ACID Properties

Melting point 144-148 °C(lit.)
Boiling point 211.74°C (rough estimate)
Density 1.5808 (rough estimate)
refractive index 1.4543 (estimate)
storage temp. Keep in dark place,Sealed in dry,Room Temperature
form Powder
pka 2.29±0.10(Predicted)
color Slightly yellow
Water Solubility Slightly soluble in water.
Sensitive Moisture Sensitive
InChIKey MIIQJAUWHSUTIT-UHFFFAOYSA-N
CAS DataBase Reference 21169-71-1(CAS DataBase Reference)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  24/25-25-24-36-26
WGK Germany  3
HazardClass  IRRITANT
HS Code  29349990
NFPA 704
1
0 0

ISOXAZOLE-5-CARBOXYLIC ACID price More Price(32)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 636258 Isoxazole-5-carboxylic acid 97% 21169-71-1 5g $213 2023-06-20 Buy
Alfa Aesar A13739 Isoxazole-5-carboxylic acid, 98% 21169-71-1 1g $59.65 2024-03-01 Buy
Alfa Aesar A13739 Isoxazole-5-carboxylic acid, 98% 21169-71-1 5g $202.65 2024-03-01 Buy
Alfa Aesar A13739 Isoxazole-5-carboxylic acid, 98% 21169-71-1 25g $813 2021-12-16 Buy
TRC I918110 5-IsoxazolecarboxylicAcid 21169-71-1 25g $825 2021-12-16 Buy
Product number Packaging Price Buy
636258 5g $213 Buy
A13739 1g $59.65 Buy
A13739 5g $202.65 Buy
A13739 25g $813 Buy
I918110 25g $825 Buy

ISOXAZOLE-5-CARBOXYLIC ACID Chemical Properties,Uses,Production

Chemical Properties

slightly yellow powder

Uses

Reaction conditions were found to allow the exclusive formation of isoxazole-5-carboxylic acid derivatives by conjugate addition, in acidic medium, of hydroxylamine to β-alkoxyvinyl trichloromethyl ketone in synthesis and reactivity of isoxazoles. Isoxazole-5-carboxylic acid participates in the Synthesis and evaluation of acylguanidine FXa inhibitors. 1, 1, 1-trichloro-4-methoxy-3-penten-2-one postulated in the preparation of isoxazole-5-carboxylic acid from trichloroacetyl chloride, ethyl vinyl ether and hydroxylamine is developed in a fully saturated nitrogen atom theerefore there is no possibility of conjugation with 4- substituents.

General Description

Isoxazole-5-carboxylic acid can be obtained via dehydration of 5-trichloromethylisoxazole.

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View Lastest Price from ISOXAZOLE-5-CARBOXYLIC ACID manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
 ISOXAZOLE-5-CARBOXYLIC ACID pictures 2019-07-06 ISOXAZOLE-5-CARBOXYLIC ACID
21169-71-1
US $8.00 / kg 1kg 99% 10tons Career Henan Chemical Co
TIMTEC-BB SBB004319 AKOS PAO-1371 ISOXAZOLE-5-CARBOXYLIC ACID BUTTPARK 27\08-41 5-Isoxazolecarboxylic acid Isoxazole-5-carboxylic acid 98% Isoxazole-5-carboxylic acid ,98% 5-Carboxyisoxazole, 1,2-Oxazole-5-carboxylic acid, 5-Carboxy-1,2-oxazole 1,2-oxazole-5-carboxylic acid 5-Carboxy-1,2-oxazole 5-Carboxyisoxazole 5-isoxazolylcarboxylic acid Isoxazol-5-carbonsaeure Isozole-5-carboxylic acid Isoxazole 5-formic acid 5-Isoxazolecarboxylic acid (7CI, 8CI, 9CI, ACI) 21169-71-1 21169-71-7 C4H3NO ARYL ACID Building Blocks Isoxazoles Heterocyclic Building Blocks carboxylic acid Oxazole&Isoxazole Building Blocks Heterocyclic Building Blocks Isoxazoles