(14R)-14-Hydroxy Clarithromycin
Products
About us
Facility
Quality system
OUR DIVISIONS
SimSon Chemtech
Speciality & fine chemicals
SimSon Chemie
Research chemicals supply
SimSon Lifescience Services
CRO, CDMO & analytical testing
Contact us
Careers
Home/
Products/
Clarithromycin/
Clarithromycin EP Impurity F
Clarithromycin EP Impurity F
CAT. No.
C460020
CAS No.
128940-83-0
Mol. Formula
C39H71NO13
Mol. Weight
761.98 g/mol
Chemical Name
(3R,4S,5S,6R,7S,9R,11R,12R,13S,14R)-6-(((2S,3S,4S)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-12-hydroxy-4-(((2R,4S,5S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-7,13-dimethoxy-3,5,7,9,11,13-hexamethyloxacyclotetradecane-2,10-dione
Synonyms
Clarithromycin Impurity F;6,12-Di-O-methylerythromycin;12-O-Methyl Clarithromycin;6,12-Di-O-methylerythromycin A
Smiles Code
C[C@@]([C@](O[C@@H]([C@H]1O)OC(C[C@@H]1N(C)C)C)([H])[C@](C[C@](C)([H])C([C@]([H])(C)[C@@]([C@@]2(OC)C)([H])O)=O)(OC)C)([H])[C@@](O[C@@H](C[C@@]3(OC)C)OC([C@@H]3O)C)([H])[C@@]([H])(C)C(O[C@]2([H])CC)=O
Stock Status
Limited Stock
Technical Description
Clarithromycin EP Impurity F is listed by Simson Pharma as a impurity standards for laboratory research, analytical development and quality-control workflows.
Suitability is method- and purpose-specific. Before use, verify the product name, catalogue number, chemical identifiers, storage requirements and the information reported in the current product or batch documentation. Your laboratory remains responsible for method qualification or validation.
Product Applications & Regulatory Search Terms:
Buy 128940-83-0 Purchase 128940-83-0 Order 128940-83-0 Enquire 128940-83-0 128940-83-0 price 128940-83-0 supplier 128940-83-0 manufacturer 128940-83-0 exporter Clarithromycin EP Impurity F for method validation Clarithromycin EP Impurity F reference standard Clarithromycin EP Impurity F for ANDA filing Clarithromycin EP Impurity F for forced degradation studies Clarithromycin EP Impurity F identification standard Clarithromycin EP Impurity F for DMF filing Clarithromycin EP Impurity F HPLC standard Clarithromycin EP Impurity F supplier Clarithromycin EP Impurity F manufacturer Clarithromycin EP Impurity F distributor
DISCLAIMER
This page supports product identification and initial technical
evaluation. Specifications, assigned values, pack options, availability and documentation may vary by
product or batch; verify the applicable details in the current quotation, label and supplied records before
use. The purchaser or importer is responsible for determining method suitability and meeting local
regulatory, transport and import requirements.
For research, analytical and quality-control use only. Not for human
or veterinary consumption, and not for use as a medicine.
Clarithromycin EP Impurity F
CAT. No. C460020 · CAS 128940-83-0 ·
761.98 g/mol
✕
OFFICES & LABORATORIES
REGISTERED OFFICE · MUMBAI
B-307, Sarita Building, Prabhat Industrial Estate, Near
Dahisar Toll Naka, Dahisar (East), Mumbai- 400068, Maharashtra, India
CORPORATE OFFICE · MUMBAI
Unit 1001-1006, The Platina, Tanvi Complex, S. V. Road,
Dahisar East, Mumbai 400068, India
LABORATORY · HYDERABAD
Shed 6A, TYPE III, TSIIC, Prashanthi Nagar, Kukatpally,
Hyderabad 500072, India
REGIONAL OFFICE · AHMEDABAD
Survey Number 375 Paiki 1, Plot Number 11, Shivam 5,
Near Sumip Composite, Panchratna Estate, Village Changodar, Taluka Sanand, District Ahmedabad,
Gujarat-382213
QUICK LINKS
About us
Contact us
Products
Lab Facilities
Quality system
Careers
Blog
FAQ
Sitemap
Download Brouchures
TALK TO THE RIGHT DESK
Landline
+91 22 4006 8689 / 4014
8689
© 2026 SimSon Pharma Limited · All rights reserved