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LY 267108

CAS No.
105882-69-7
Chemical Name:
LY 267108
Synonyms
LY 267108;Erythromycin Imp F;Erythromycin impurity 06;NMIWBQUQCOMGHJ-XWVSLMRSSA-N;Erythromycin Ethyl succinate Impurity F;Pseudo erythromycin A enol ether, EvoPure;8,9-Anhydropseudo-erythroMycin A-6,9-heMiketal;Erythromycin Impurity 15(Erythromycin EP Impurity F);Erythromycin Impurit F:(pseudoerythromycin A enol ether);Erythromycin EP Impurity F (Pseudo Erythromycin A Enol Ether)
CBNumber:
CB71348120
Molecular Formula:
C37H65NO12
Molecular Weight:
715.91
MDL Number:
MFCD09841212
MOL File:
105882-69-7.mol
MSDS File:
SDS
Last updated:2023-05-18 11:31:04

LY 267108 Properties

Melting point 127.0-130.0 °C
Boiling point 810.7±65.0 °C(Predicted)
Density 1.20±0.1 g/cm3(Predicted)
storage temp. −20°C
solubility DMF: Soluble; DMSO: Soluble; Ethanol: Soluble; Methanol: Soluble
pka 13.45±0.70(Predicted)
FDA UNII BX9Y83P7PB

SAFETY

Risk and Safety Statements

WGK Germany  3

LY 267108 price More Price(4)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 38874 Pseudoerythromycin A enol ether analytical standard 105882-69-7 5mg $639 2024-03-01 Buy
Cayman Chemical 15508 Pseudoerythromycin A enol ether ≥98% 105882-69-7 1mg $98 2024-03-01 Buy
Cayman Chemical 15508 Pseudoerythromycin A enol ether ≥98% 105882-69-7 5mg $294 2024-03-01 Buy
American Custom Chemicals Corporation API0045939 PSEUDOERYTHROMYCIN A ENOL ETHER 95.00% 105882-69-7 5MG $503.15 2021-12-16 Buy
Product number Packaging Price Buy
38874 5mg $639 Buy
15508 1mg $98 Buy
15508 5mg $294 Buy
API0045939 5MG $503.15 Buy

LY 267108 Chemical Properties,Uses,Production

Chemical Properties

White Solid

Uses

Pseudoerythromycin A enol ether is a degradation product of erythromycin formed by a complex internal rearrangement of erythromycin A on exposure to neutral to weakly alkaline conditions. The C6–OH forms an internal enol ether with the C9 ketone of erythromycin, while the C11-OH attacks the carbonyl of the lactone to reduce the macrocycle from a 14- to an 11-membered macrolide. Synthetically, pseudoerythromycin A enol ether is prepared by reacting erythromycin enol ether with carbonate. Pseudoerythromycin A enol ether is devoid of antibiotic activity but is an important analytical standard for erythromycin A stability studies.

Uses

Erythromycin impurity.

Uses

Pseudo Erythromycin A Enol Ether (Erythromycin EP Impurity F) is an Erythromycin impurity.

LY 267108 Preparation Products And Raw materials

Raw materials

Preparation Products

LY 267108 Suppliers

Global( 67)Suppliers
Supplier Tel Email Country ProdList Advantage
Standardpharm Co. Ltd.
86-714-3992388 overseasales1@yongstandards.com United States 14336 58
BOC Sciences
+16314854226 inquiry@bocsci.com United States 19743 58
sgtlifesciences pvt ltd
+8617013299288 dj@sgtlifesciences.com China 12382 58
China National Standard Pharmaceutical Corporation Limited
+8615391658522 overseasales@yongstandards.com China 11927 58
J & K SCIENTIFIC LTD. 010-82848833 400-666-7788 jkinfo@jkchemical.com China 96815 76
Chemsky(shanghai)International Co.,Ltd. 021-50135380 shchemsky@sina.com China 32344 50
Beijing Comparison Pharmaceutical Technology Co., Ltd 010-52878169 15701683040 sales@bjcomparison.com China 4673 58
ChemStrong Scientific Co.,Ltd 0755-66853366 13670046396 sales@chem-strong.com China 17982 56
Lynnchem 86-(0)29-85992781 17792393971 info@lynnchem.com China 4587 58
Novachemistry 44-20819178-90 02081917890 info@novachemistry.com United Kingdom 4381 58
LY 267108 (2R,3R,6R,7S,8S,9R,10R)-7-[(2,6-Dideoxy-3-C-Methyl-3-O-Methyl-α-L-ribo-hexopyranosyl)oxy]-3-[(1R,2R)-1,2-dihydroxy-1-Methylbutyl]-2,6,8,10,12-pentaMethyl-9-[[3,4,6-trideoxy-3-(diMethylaMino)-β-D-xylo-hexopyranosyl]oxy]-4,13-dioxabicyclo[8.2.1]tridec-12-en-5-one 8,9-Anhydropseudo-erythroMycin A-6,9-heMiketal (2R,3R,6R,7S,8S,9R,10R)-7-[(2,6-Dideoxy-3-C-methyl-3-O-methyl-alpha-L-ribo-hexopyranosyl)oxy]-3-[(1R,2R)-1,2-dihydroxy-1-methylbutyl]-2,6,8,10,12-pentamethyl-9-[[3,4,6-trideoxy-3-(dimethylamino)-beta-D-xylo-hexopyranosyl]oxy]-4,13-dioxabicyclo[8.2.1]tridec-12-en-5-one NMIWBQUQCOMGHJ-XWVSLMRSSA-N Erythromycin EP Impurity F/(2R,3R,6R,7S,8S,9R,10R)-3-((2R,3R)-2,3-dihydroxypentan-2-yl)-9-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-7-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-2,6 Erythromycin Impurit F:(pseudoerythromycin A enol ether) Erythromycin Impurity 15(Erythromycin EP Impurity F) Erythromycin Ethyl succinate Impurity F 4,13-Dioxabicyclo[8.2.1]tridec-12-en-5-one, 7-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-3-[(1R,2R)-1,2-dihydroxy-1-methylbutyl]-2,6,8,10,12-pentamethyl-9-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy]-, (2R,3R,6R,7S,8S,9R,10R)- Erythromycin Imp F Erythromycin EP Impurity F (Pseudo Erythromycin A Enol Ether) Erythromycin impurity 06 Pseudo erythromycin A enol ether, EvoPure (2R,3R,6R,7S,8S,9R,10R)-7-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-3-[(1R,2R)-1,2-dihydroxy-1-methylbutyl]-2,6,8,10,12-pentamethyl-9-[[3,4,6-trideoxy-3-(dimethylamino)-β-D- xylohexopyranosyl]oxy]-4,13-dioxabicyclo[8.2.1]tridec-1(12)-en-5- one 105882-69-7 Intermediates & Fine Chemicals Metabolites & Impurities Pharmaceuticals Chromatography Drugs&Metabolites Forensic and Veterinary Standards Neat CompoundsAnalytical Standards Pharmacology Standards