Erythromycin Oxime - ≥93% , CAS No.13127-18-9

CAS: 13127-18-9 Cat. No.: E352520 Molecular Weight: 748.94 EC Number: 437-070-0
AVAILABLE TO ORDER
GRADE & PURITY ≥93%
Synonyms
AKOS015895597 | Erythromycinoxime | (9Z)-Erythromycin A Oxime | PD121741 | (3R,4S,5S,6R,7R,9R,10Z,11S,12R,13S,14R)-6-[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-14-ethyl-7,12,13-trihydroxy-10-hydroxyimino-4-[(2R,4R,5S,6S)-5-hydroxy-4-
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
E352520-5g
1

$53.90

$62.90
Save $9.00 (14.31%)
25g
E352520-25g
2

$205.90

$241.90
Save $36.00 (14.88%)
100g
E352520-100g
2

$588.90

$687.90
Save $99.00 (14.39%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥93% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C,Argon charged Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Product Application:

Erythromycin A Oxime (Roxithromycin Impurity C) (Clarithromycin EP Impurity J) is the major metabolite of Roxithromycin and an intermediate of Azithromycin. Antibacterial agent. Roxithromycin impurity C.

Specifications

Synonyms
AKOS015895597 | Erythromycinoxime | (9Z)-Erythromycin A Oxime | PD121741 | (3R, 4S, 5S, 6R, 7R, 9R, 10Z, 11S, 12R, 13S, 14R)-6-[(2S, 3R, 4S, 6R)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-14-ethyl-7, 12, 13-trihydroxy-10-hydroxyimino-4-[(2R, 4R, 5S, 6S)-5-hydroxy-4-
Specifications & Purity
≥93%
Storage
Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥93%
Names and Identifiers
Pubchem Sid504763872
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504763872
Canonical SmilesCCC1C(C(C(C(=NO)C(CC(C(C(C(C(C(=O)O1)C)OC2CC(C(C(O2)C)O)(C)OC)C)OC3C(C(CC(O3)C)N(C)C)O)(C)O)C)C)O)(C)O
IUPAC Name(3R,4S,5S,6R,7R,9R,10Z,11S,12R,13S,14R)-6-[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-14-ethyl-7,12,13-trihydroxy-10-hydroxyimino-4-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-3,5,7,9,11,13-hexamethyl-oxacyclotetradecan-2-one
InChIKeyKYTWXIARANQMCA-PGYIPVOXSA-N
INCHI1S/C37H68N2O13/c1-14-25-37(10,45)30(41)20(4)27(38-46)18(2)16-35(8,44)32(52-34-28(40)24(39(11)12)15-19(3)48-34)21(5)29(22(6)33(43)50-25)51-26-17-36(9,47-13)31(42)23(7)49-26/h18-26,28-32,34,40-42,44-46H,14-17H2,1-13H3/b38-27-/t18-,19-,20+,21+,22-,23+,24+,25-,26+,28-,29+,30-,31+,32-,34+,35-,36-,37-/m1/s1
Isomeric SMILES CC[C@@H]1[C@@]([C@@H]([C@H](/C(=N\O)/[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)N(C)C)O)(C)O)C)C)O)(C)O
Molecular Weight 748.94
Reaxy-Rn 25334014
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=25334014&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic oxygen compounds
ClassOrganooxygen compounds
SubclassCarbohydrates and carbohydrate conjugates
Intermediate Tree Nodes Aminosaccharides
Direct ParentAminoglycosides
Alternative Parents Macrolides and analogues  O-glycosyl compounds  Monosaccharides  Oxanes  Tertiary alcohols  Secondary alcohols  Amino acids and derivatives  Carboxylic acid esters  Lactones  Trialkylamines  1,2-aminoalcohols  Monocarboxylic acids and derivatives  Polyols  Dialkyl ethers  Oximes  Oxacyclic compounds  Acetals  Carbonyl compounds  Hydrocarbon derivatives  Organic oxides  Organopnictogen compounds  
Molecular FrameworkAliphatic heteromonocyclic compounds
Substituents Aminoglycoside core - Macrolide - Glycosyl compound - O-glycosyl compound - Monosaccharide - Oxane - Tertiary alcohol - 1,2-aminoalcohol - Amino acid or derivatives - Carboxylic acid ester - Lactone - Secondary alcohol - Tertiary aliphatic amine - Tertiary amine - Oxacycle - Acetal - Monocarboxylic acid or derivatives - Polyol - Oxime - Organoheterocyclic compound - Ether - Dialkyl ether - Carboxylic acid derivative - Organic nitrogen compound - Alcohol - Carbonyl group - Organonitrogen compound - Organopnictogen compound - Organic oxide - Amine - Hydrocarbon derivative - Aliphatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as aminoglycosides. These are molecules or a portion of a molecule composed of amino-modified sugars.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

4 results found

Lot NumberCertificate TypeDateItem
K2214544Certificate of AnalysisAug 18, 2025 E352520
K2214543Certificate of AnalysisAug 18, 2025 E352520
K2214542Certificate of AnalysisAug 18, 2025 E352520
H2423031Certificate of AnalysisJul 20, 2022 E352520
Chemical and Physical Properties
SolubilitySoluble in Choroform, Dichloromethane and Methanol
Boil Point(°C)841.027° C at 760 mmHg
Melt Point(°C)159-161° C
Molecular Weight748.900 g/mol
XLogP33.000
Hydrogen Bond Donor Count6
Hydrogen Bond Acceptor Count15
Rotatable Bond Count7
Exact Mass748.472 Da
Monoisotopic Mass748.472 Da
Topological Polar Surface Area209.000 Ų
Heavy Atom Count52
Formal Charge0
Complexity1210.000
Isotope Atom Count0
Defined Atom Stereocenter Count18
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count1
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds1
Covalently-Bonded Unit Count1
Solution Calculators
Reviews

Customer Reviews

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