ChemicalBook > CAS DataBase List > 7-Amino-3-methyl-3-cephem-4-carboxylic acid

7-Amino-3-methyl-3-cephem-4-carboxylic acid

Product Name
7-Amino-3-methyl-3-cephem-4-carboxylic acid
CAS No.
22252-43-3
Chemical Name
7-Amino-3-methyl-3-cephem-4-carboxylic acid
Synonyms
ADCA;7-ACT;7-ADCA;7-ACA-7-ADCA;Cefadroxil impurity;Cefalexin impurity B;Cephalexin IMpurity B;Cefazedone Impurity 13;Cefalexin EP Impurity B;Cefadroxil EP Impurity B
CBNumber
CB7497894
Molecular Formula
C8H10N2O3S
Formula Weight
214.24
MOL File
22252-43-3.mol
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7-Amino-3-methyl-3-cephem-4-carboxylic acid Property

Melting point:
234°C (dec.)
Boiling point:
517.6±50.0 °C(Predicted)
Density 
1.59±0.1 g/cm3(Predicted)
refractive index 
104 ° (C=1, 1mol/L HCl)
storage temp. 
Keep in dark place,Sealed in dry,Room Temperature
solubility 
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pka
3.04±0.50(Predicted)
form 
powder
Water Solubility 
Soluble in water (partly), 1M ammonium hydroxide (50 mg/ml), and DMSO (Sparingly).
BRN 
5273616
Stability:
Stable. Incompatible with strong oxidizing agents.
CAS DataBase Reference
22252-43-3(CAS DataBase Reference)
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Safety

Hazard Codes 
Xn
Risk Statements 
42/43-36/37/38-20/21/22
Safety Statements 
36-26
WGK Germany 
3
HS Code 
2941901010
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H317May cause an allergic skin reaction

H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P272Contaminated work clothing should not be allowed out of the workplace.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P284Wear respiratory protection.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P342+P311IF experiencing respiratory symptoms: call a POISON CENTER or doctor/physician.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
A8398
Product name
7-Aminodesacetoxycephalosporanic acid
Packaging
1g
Price
$200
Updated
2020/08/18
Sigma-Aldrich
Product number
1097126
Product name
Cefadroxil Related Compound B
Purity
United States Pharmacopeia (USP) Reference Standard
Packaging
25mg
Price
$1120
Updated
2021/03/22
TCI Chemical
Product number
A2075
Product name
7-Aminodesacetoxycephalosporanic Acid
Purity
>98.0%(HPLC)
Packaging
5g
Price
$27
Updated
2021/03/22
TCI Chemical
Product number
A2075
Product name
7-Aminodesacetoxycephalosporanic Acid
Purity
>98.0%(HPLC)
Packaging
25g
Price
$83
Updated
2021/03/22
Alfa Aesar
Product number
L03417
Product name
7-Aminodesacetoxycephalosporanic acid, 98%
Packaging
5g
Price
$237
Updated
2020/06/24
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7-Amino-3-methyl-3-cephem-4-carboxylic acid Chemical Properties,Usage,Production

Chemical Properties

Off-White Powder

Uses

A metabolite of Cephalexin (C256800).

Definition

ChEBI: A cephem monocarboxylic acid derivative having a structure based on cephalosporanic acid, deacetoxylated and carrying a 7beta-amino group.

7-Amino-3-methyl-3-cephem-4-carboxylic acid Preparation Products And Raw materials

Raw materials

Preparation Products

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View Lastest Price from 7-Amino-3-methyl-3-cephem-4-carboxylic acid manufacturers

Jinan Finer Chemical Co., Ltd
Product
7-Amino-3-methyl-3-cephem-4-carboxylic acid 22252-43-3
Price
US $0.00/Kg/Drum
Min. Order
1KG
Purity
99%
Supply Ability
100mt
Release date
2019-07-03
Hebei Guanlang Biotechnology Co., Ltd.
Product
7-Amino-3-methyl-3-cephem-4-carboxylic acid 22252-43-3
Price
US $10.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
10 mt
Release date
2021-09-09
Zhuozhou Wenxi import and Export Co., Ltd
Product
7β-aminodeacetoxycephalosporanic acid 22252-43-3
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-06-26

22252-43-3, 7-Amino-3-methyl-3-cephem-4-carboxylic acidRelated Search:


  • Cefazedone Impurity 13
  • Cefadroxil Impurity 8(Cefadroxil EP Impurity B)
  • Cephalexin EP Impurity B (Cephalexin Impurity B, 7-ADCA)
  • Cefadroxil EP Impurity B
  • Cefadroxil Related Compound B (25 mg) ((6R,7R)-7-amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid)
  • Cefalexin EP Impurity B
  • Cefadroxil EP Impurity B (Cephalexin Impurity B, 7-ADCA)
  • 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid, 7-aMino-3-Methyl-8-oxo-, (6R,7R)-
  • Cefazedone Related Impurity 13
  • 7beta-aminodeacetoxycephalosporanic acid
  • Cefadroxil impurity
  • Cefalexin impurity B
  • Cefalexin Impurity 2(EP Impurity B)
  • 7-ACA-7-ADCA
  • ADCA
  • (7R)-3-Methyl-7-aminocepham-3-ene-4-carboxylic acid
  • (7R)-7-Amino-3-methylcepham-3-ene-4-carboxylic acid
  • 3-Methyl-7β-aminocepham-3-ene-4-carboxylic acid
  • 7-ACT
  • 7-amino-3-methyl-3-cephem-4-carboxylic
  • 7-Aminodezacetoxycephalosporanic acid
  • 7-Amino deacetoxy cefalosporanic acid
  • 7-Amino-3-desacetoxy cephalosporanic acid
  • 6R,7R)-7-Amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
  • 7-Amino-3-deacetoxycephalosporanic Acid
  • Deacetoxycephalosporanic Acid
  • 7-AMINODESACETOXY- CEPHALOSPORANIC ACID 98.5%
  • (6R-trans)-7-amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
  • 7-ADCA
  • 7-Amino-3-methyl-3-cephem-4-carboxylic acid
  • 7-Aminodeacetoxycephalosporanic ccid
  • 7-Aminodesacetoxycephalosporanic Aicd
  • Cefalexine EP IMpurity B
  • Cephalexin IMpurity B
  • Cefadroxil Related CoMpound B
  • 7-amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-4-carboxylic acid
  • 7-aminodesacetoxycephalosporanic acid (Cefadroxil Monohydrate Impurity B)
  • Cephalexin EP impurity B
  • 7-Aminodesacetoxycephalosporanic Ac
  • 7-Aminodesacetoxycephalosporanic Acid &gt
  • 7-Aminodesacetoxycephalosporanic acid CRS
  • Cephalexin Impurity B (Cefadroxil Impurity B, 7-ADCA)
  • Cefalexin Impurity 2(Cefalexin EP Impurity B)
  • 7-Amino-3-methyl-3-cephem-4-carboxylic acidr
  • 7β-aminodeacetoxycephalosporanic acid
  • 22252-43-3
  • C8H10N2O3S1
  • Various Metabolites and Impurities
  • Antibiotics for Research and Experimental Use
  • beta-Lactams (Antibiotics for Research and Experimental Use)
  • Biochemistry
  • Intermediates & Fine Chemicals
  • Metabolites & Impurities
  • Pharmaceuticals
  • Metabolites & Impurities, Pharmaceuticals, Intermediates & Fine Chemicals