Impurity Standards

Search Products:


Search by Project Name:




Guanfacine Methyl Ester Impurity

Product Code:
DH/GFN/1006
Molecular Formula:
C9H8Cl2O2
CAS Number:
54551-83-6
Molecular Weight:
219.06
Synonyms: 2,6-Dichlorophenylacetic acid methyl ester.


Guanfacine 1-Descarbamoyl-2-carbamoyl Methocarbamol Impurity

Product Code:
DH/GFN/1007
Molecular Formula:
C11H15NO5
CAS Number:
10488-39-8
Molecular Weight:
241.24
Synonyms: 1-hydroxy-3-(2-methoxyphenoxy)propan-2-yl carbamaBottom of Form


Ibuprofen EP Impurity A

Product Code:
DH/IBN/1001
Molecular Formula:
C13H18O2
CAS Number:
66622-47-7
Molecular Weight:
206.28
Synonyms: (2RS)-2-[3-(2-Methylpropyl)phenyl]propanoic acid


Ibuprofen EP Impurity B

Product Code:
DH/IBN/1002
Molecular Formula:
C13H18O2
CAS Number:
3585-49-7
Molecular Weight:
206.28
Synonyms: (2RS)-2-(4-Butylphenyl)propionic acid


Ibuprofen EP Impurity C

Product Code:
DH/IBN/1003
Molecular Formula:
C13H19NO
CAS Number:
N/A
Molecular Weight:
205.3
Synonyms: (2RS)-2-[4-(2-Methylpropyl)phenyl]propanamide


Need more Information about our Products ?