1. Catalogue
API Impurities and Intermediates
Code FY002
1,3-Bis[4-(2-hydroxyethyl) phenoxy]-
Chemical Name:
2-propanol
OH
CAS RN: N/A
Empirical Formula: C19H24O5
O
Molecular Weight: 332,40 g/mole
O OH
HO Description: Betaxolol Impurity
Purity: ≥97,0 (Area%, HPLC)
1

2. Catalogue
API Impurities and Intermediates
Code FY006
1-benzhydryl-4-(2-
Chemical Name:
(benzhydryloxy)ethyl)piperazine
CAS RN: N/A
O
Empirical Formula: C32H34N2O
N
Molecular Weight: 462,64 g/mole
N
Description: Manidipine Impurity
Purity: ≥97,0 (Area%, HPLC)
2

3. Catalogue
API Impurities and Intermediates
Code FY008
Chemical Name: Methyl-4-Bromobutinoate
CAS RN: N/A
Br
O Empirical Formula: C5H5O2Br
O Molecular Weight: 177,0 g/mole
Description: Intermediate of Carnitine Impurity
Purity: ≥ 97,0%
3

4. Catalogue
API Impurities and Intermediates
Code FY011
Chemical Name: 2,2’-dinitroazobenzene
O CAS RN: 4171-33-9
N
O Empirical Formula: C12H8N4O4
N N
Molecular Weight:
O 272,22 g/mole
N Description: API Impurity
O
Purity: ≥94,0 (Area%, HPLC)
4

5. Catalogue
API Impurities and Intermediates
Code FY016
Chemical Name: Hexyl cyanoacetate
CAS RN: 13361-53-0
Empirical Formula: C9H15NO2
O
Molecular Weight: 169,22 g/mol
N O
Description: API intermediate
Purity: ≥ 98,0 Area%
5