ChemicalBook > CAS DataBase List > 5-Methyl-3-phenylisoxazole-4-carboxylic acid

5-Methyl-3-phenylisoxazole-4-carboxylic acid

Product Name
5-Methyl-3-phenylisoxazole-4-carboxylic acid
CAS No.
1136-45-4
Chemical Name
5-Methyl-3-phenylisoxazole-4-carboxylic acid
Synonyms
PMI-acid;AKOS BBS-00003754;RARECHEM AL BE 0514;TIMTEC-BB SBB010075;Oxacillin Impurity 8;Oxacillin Impurity 16;Oxacillin Sodium Impurity C;Oxacillin Related Compound C;Oxacillin USP Related Compound C;3-PHENYL-5-METHYL-4-ISOXAZOLICACID
CBNumber
CB0459352
Molecular Formula
C11H9NO3
Formula Weight
203.19
MOL File
1136-45-4.mol
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5-Methyl-3-phenylisoxazole-4-carboxylic acid Property

Melting point:
192-194 °C(lit.)
Boiling point:
341.49°C (rough estimate)
Density 
1.2621 (rough estimate)
refractive index 
1.4950 (estimate)
storage temp. 
Keep in dark place,Sealed in dry,Room Temperature
solubility 
DMSO (Slightly), Methanol (Very Slightly)
pka
2.11±0.32(Predicted)
form 
Solid
color 
White to Off-White
BRN 
164939
CAS DataBase Reference
1136-45-4(CAS DataBase Reference)
EPA Substance Registry System
4-Isoxazolecarboxylic acid, 5-methyl-3-phenyl- (1136-45-4)
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Safety

Hazard Codes 
Xi
Risk Statements 
22
Safety Statements 
24/25-36/37-22
WGK Germany 
3
RTECS 
NY2750000
TSCA 
Yes
HazardClass 
IRRITANT
HS Code 
2934990002
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H313May be harmful in contact with skin

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P330Rinse mouth.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
PHR2496
Product name
Oxacillin Related Compound C
Purity
Pharmaceutical Secondary Standard; Certified Reference Material
Packaging
50MG
Price
$668
Updated
2024/03/01
Sigma-Aldrich
Product number
134198
Product name
5-Methyl-3-phenylisoxazole-4-carboxylic acid
Purity
99%
Packaging
25g
Price
$76.5
Updated
2024/03/01
Sigma-Aldrich
Product number
134198
Product name
5-Methyl-3-phenylisoxazole-4-carboxylic acid
Purity
99%
Packaging
100g
Price
$201
Updated
2022/05/15
Alfa Aesar
Product number
L01142
Product name
5-Methyl-3-phenylisoxazole-4-carboxylic acid, 99%
Packaging
25g
Price
$38.65
Updated
2024/03/01
Alfa Aesar
Product number
L01142
Product name
5-Methyl-3-phenylisoxazole-4-carboxylic acid, 99%
Packaging
100g
Price
$110.65
Updated
2024/03/01
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5-Methyl-3-phenylisoxazole-4-carboxylic acid Chemical Properties,Usage,Production

Chemical Properties

Cream to pale brown solid

Uses

5-Methyl-3-phenylisoxazole-4-carboxylic acid was used in preparation of intermediates for the synthesis of penicillin. It was used for acylation during solid support synthesis of the isoxazolopyridone derivatives.

5-Methyl-3-phenylisoxazole-4-carboxylic acid Preparation Products And Raw materials

Raw materials

Preparation Products

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View Lastest Price from 5-Methyl-3-phenylisoxazole-4-carboxylic acid manufacturers

Zhuozhou Wenxi import and Export Co., Ltd
Product
5-Methyl-3-phenylisoxazole-4-carboxylic acid 1136-45-4
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-08-11
Career Henan Chemical Co
Product
5-Methyl-3-phenylisoxazole-4-carboxylic acid 1136-45-4
Price
US $1.00/KG
Min. Order
1KG
Purity
98%
Supply Ability
200kg
Release date
2019-08-29

1136-45-4, 5-Methyl-3-phenylisoxazole-4-carboxylic acidRelated Search:


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  • 1136-45-4
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