Molekula

N-Demethylazithromycin USP CRS

SKU 90037840 CAS 172617-84-4 C37H70N2O12 MW 734.96 Available on enquiry

Supplying 4,500+ customers in over 80 countries

ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Certificate of Analysis with every batch

N-Demethylazithromycin USP CRS is a key analytical standard and metabolite of azithromycin, used primarily in pharmaceutical research, method validation, and forensic analysis to study drug metabolism and purity. This certified reference standard ensures accurate quantification in biological and chemical assays. CAS 172617-84-4 | Molecular formula C37H70N2O12 | Molecular weight 734.96 g/mol | Storage: -15 to -20°C | Non-hazardous (no signal word). Molekula supplies N-Demethylazithromycin USP CRS from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

This substance is available from Molekula on enquiry. Full specification, Safety Data Sheet and Certificate of Analysis documentation are provided with your quotation once our team confirms the grade and pack size you need.

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Overview

SKU: 90037840
CAS Number: 172617-84-4
IUPAC Name: (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-2-ethyl-3,4,10-trihydroxy-13-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-11-[(2S,3R,4S,6R)-3-hydroxy-6-methyl-4-(methylamino)oxan-2-yl]oxy-3,5,6,8,10,12,14-heptamethyl-1-oxa-6-azacyclopentadecan-15-one
Molecular Formula: C37H70N2O12
Molecular Weight: 734.96
Exact Mass: 734.4929
SMILES: CC[C@@H]1[C@@]([C@@H]([C@H](N(C[C@@H](C[C@@]([C@@H]([C@H]([C@@H]([C@H](C(=O)O1)C)O[C@H]2C[C@@]([C@H]([C@@H](O2)C)O)(C)OC)C)O[C@H]3[C@@H]([C@H](C[C@H](O3)C)NC)O)(C)O)C)C)C)O)(C)O
InChIKey: FZYUKBLYECHAGN-HOQMJRDDSA-N
InChI: InChI=1S/C37H70N2O12/c1-14-26-37(10,45)30(41)23(6)39(12)18-19(2)16-35(8,44)32(51-34-28(40)25(38-11)15-20(3)47-34)21(4)29(22(5)33(43)49-26)50-27-17-36(9,46-13)31(42)24(7)48-27/h19-32,34,38,40-42,44-45H,14-18H2,1-13H3/t19-,20-,21+,22-,23-,24+,25+,26-,27+,28-,29+,30-,31+,32-,34+,35-,36-,37-/m1/s1
PubChem CID: 9987533

Synonyms

3'-N-Demethylazithromycin
3'-N-Desmethylazithromycin
CP 64434
FZYUKBLYECHAGN-HOQMJRDDSA-N
N-Demethylazithromycin
N-DEMETHYLAZITHROMYCIN (USP-RS)
N'-(Desmethyl)azithromycin

Frequently asked questions

What is N-Demethylazithromycin USP CRS primarily used for?

N-Demethylazithromycin USP CRS is used as a reference standard for analytical testing, quality control, and method validation in pharmaceutical laboratories.

What is the chemical formula and molecular weight of N-Demethylazithromycin?

The chemical formula is **C₃₇H₇₀N₂O₁₂**, and the molecular weight is **734.96 g/mol**.

How should N-Demethylazithromycin USP CRS be stored?

Store at **-15 to -20°C** to maintain stability and potency.

What grade of N-Demethylazithromycin does Molekula supply?

Molekula supplies **USP Certified Reference Standard (CRS)** grade for high-purity analytical applications.

Can Molekula supply N-Demethylazithromycin USP CRS in bulk quantities?

Bulk availability depends on inventory—contact Molekula for custom bulk requests, as CRS-grade materials are typically supplied in smaller, research-scale quantities.

What documentation comes with an order of N-Demethylazithromycin USP CRS?

Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and batch-specific documentation confirming USP CRS compliance.

Related products

Molekula has supplied fine chemicals and biochemicals since 1999, and its facilities are ISO 9001:2015 and ISO 14001:2015 certified. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.