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Impurity List

Sr. No Product Name CAS No End Use API Category Structure
1 Azithromycin Impurity A 76801-85-9 Azithromycin API Impurity
2 Azithromycin Impurity B 307974-61-4 Azithromycin API Impurity
3 Azithromycin Impurity C 620169-47-3 Azithromycin API Impurity
4 Azithromycin Impurity D 612069-26-8 Azithromycin API Impurity
5 Azithromycin Impurity E 612069-27-9 Azithromycin API Impurity
6 Azithromycin Impurity F 612069-28-0 Azithromycin API Impurity
7 Azithromycin Impurity G 612069-31-5 Azithromycin API Impurity
8 Azithromycin Impurity H 612069-30-4 Azithromycin API Impurity
9 Azithromycin Impurity I 172617-84-4 Azithromycin API Impurity
10 Azithromycin Impurity J 117693-41-1 Azithromycin API Impurity
11 Azithromycin Impurity K 612534-95-9 Azithromycin API Impurity
12 Azithromycin Impurity L 90503-06-3 Azithromycin API Impurity
13 Azithromycin Impurity M 765927-71-7 Azithromycin API Impurity
14 Azithromycin Impurity N 612069-25-7 Azithromycin API Impurity
15 Azithromycin Impurity O 763924-54-5 Azithromycin API Impurity
16 Azithromycin Impurity P 92594-45-1 Azithromycin API Impurity
17 Azithromycin Impurity Q 2095879-65-3 Azithromycin API Impurity
18 Erythromycin Impurity A 82230-93-1 Erythromycin API Impurity
19 Erythromycin Impurity B 992-62-1 Erythromycin API Impurity
20 Erythromycin Impurity C 41451-91-6 Erythromycin API Impurity
21 Erythromycin Impurity D 23893-13-2 Erythromycin API Impurity
22 Erythromycin Impurity E 33396-29-1 Erythromycin API Impurity
23 Erythromycin Impurity F 105882-69-7 Erythromycin API Impurity
24 Erythromycin Ethyl succinate Impurity G NA Erythromycin API Impurity
25 Erythromycin Impurity H 992-65-4 Erythromycin API Impurity
26 Erythromycin Impurity I 546-57-6 Erythromycin API Impurity
27 Erythromycin Impurity J 111321-02-9 Erythromycin API Impurity
28 Erythromycin Impurity K 33442-56-7 Erythromycin API Impurity
29 Erythromycin Impurity L 127955-44-6 Erythromycin API Impurity
30 Erythromycin Impurity M 616234-56-1 Erythromycin API Impurity
31 Erythromycin Impurity N NA Erythromycin API Impurity
32 Clarithromycin Impurity A 99290-97-8 Clarithromycin API Impurity
33 Clarithromycin Impurity B 299409-85-1 Clarithromycin API Impurity
34 Clarithromycin Impurity C 127253-06-9 Clarithromycin API Impurity
35 Clarithromycin Impurity D 101666-68-6 Clarithromycin API Impurity
36 Clarithromycin Impurity E 81103-14-2 Clarithromycin API Impurity
37 Clarithromycin Impurity F 128940-83-0 Clarithromycin API Impurity
38 Clarithromycin Impurity G 127182-44-9 Clarithromycin API Impurity
39 Clarithromycin Impurity H 127140-69-6 Clarithromycin API Impurity
40 Clarithromycin Impurity I 118058-74-5 Clarithromycin API Impurity
41 Clarithromycin Impurity J 13127-18-9 Clarithromycin API Impurity
42 Clarithromycin Impurity K 127157-35-1 Clarithromycin API Impurity
43 Clarithromycin Impurity L 127253-05-8 Clarithromycin API Impurity
44 Clarithromycin Impurity M 127182-43-8 Clarithromycin API Impurity
45 Clarithromycin Impurity N 144604-03-5 Clarithromycin API Impurity
46 Clarithromycin Impurity O 127252-80-6 Clarithromycin API Impurity
47 Clarithromycin Impurity P 123967-58-8 Clarithromycin API Impurity
48 Clarithromycin Impurity Q 118074-07-0 Clarithromycin API Impurity
49 Roxithromycin Impurity A 114-07-8 Roxithromycin API Impurity
50 Roxithromycin Impurity B 214902-82-6 Roxithromycin API Impurity
51 Roxithromycin Impurity E 1460313-66-9 Roxithromycin API Impurity
52 Roxithromycin Impurity K NA Roxithromycin API Impurity
53 Dirithromycin Impurity B NA Dirithromycin API Impurity
54 Dirithromycin Impurity C NA Dirithromycin API Impurity
55 Dirithromycin Impurity D 23893-13-2 Dirithromycin API Impurity
56 Dirithromycin Impurity E NA Dirithromycin API Impurity
57 Desmethyl Tacrolimus 132172-14-6 Tacrolimus API Impurity
58 Tacrolimus Open Ring impurity 144432-23-5 Tacrolimus API Impurity
59 Tacrolimus Ring Opening impurity 1393890-33-9 Tacrolimus API Impurity
60 Tacrolimus 18 propyl Analog 104987-30-6 Tacrolimus API Impurity
61 Tacrolimus regioisomer imurty 131944-48-4 Tacrolimus API Impurity
62 Tacrolimus Imurity XIII Impurity NA Tacrolimus API Impurity
63 Tacrolimus Imurity XVII Impurity NA Tacrolimus API Impurity
64 Tacrolimus Imurity XVIII Impurity NA Tacrolimus API Impurity
65 Fosfomycin EP Impurity C 23001-39-0 Fosfomycin API Impurity
66 Fosfomycin EP Impurity D 1262243-12-8 Fosfomycin API Impurity
67 Fluticasone EP Impurity C 80474-24-4 Fluticasone API Impurity
68 Temsirolimus-7-O-Desmethyl impurity 408321-08-4 Temsirolimus API Impurity
69 Temsirolimus Isomer 1027067-40-8 Temsirolimus API Impurity
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Medglow Pharma Private Limited is a newly incorporated private company, registered under the Registrar of Companies (RoC), RoC-Delhi. It was registered with an authorized and paid-up capital of ₹1,00,000. The company falls under the class of Non-government companies. It was registered in 2025.

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