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Erythromycin Impurity 8

CAS No.
119665-78-0
Chemical Name:
Erythromycin Impurity 8
Synonyms
Clarithromycin_EDO;Erythromycin Impurity 8;Erythromycin Impurity 59;Isatin Impurity 8 (6-Bromoisatin);2,4-O-dis(Trimethyldilyl)-erythromycin A 9-[O-(1-ethoxy-methylethyl)]oxime;2′,4′′-Bis-O-(trimethylsilyl)-erythromycin 9-[O-(1-ethoxy-1-methylethyl)oxime];2',4''-O-bis(trimethylsilyl)erythromycin A 9-[O-(1-ethoxy-1-methylethyloxime)];Erythromycin, 2',4''-bis-O-(trimethylsilyl)-, 9-[O-(1-ethoxy-1-methylethyl)oxime]
CBNumber:
CB24800970
Molecular Formula:
C48H94N2O14Si2
Molecular Weight:
979.45
MDL Number:
MOL File:
119665-78-0.mol
Last updated:2026-05-20 15:45:11

Erythromycin Impurity 8 Properties

Boiling point 845.1±75.0 °C(Predicted)
Density 1.12±0.1 g/cm3(Predicted)
solubility Chloroform (Slightly), Methanol (Slightly)
form Solid
pka 13.16±0.70(Predicted)
color White to Off-White
Stability Hygroscopic

Erythromycin Impurity 8 price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological 421261 2’,4’’-O-Bis(trimethylsilyl)erythromycin A 9-O-(1-Ethoxy-1-methylethyl)oxime 119665-78-0 10mg $326 2026-06-03 Buy
Usbiological 421261 2’,4’’-O-Bis(trimethylsilyl)erythromycin A 9-O-(1-Ethoxy-1-methylethyl)oxime 119665-78-0 25mg $502 2026-06-03 Buy
TRC TRC-B585424-25MG 2’,4’’-O-Bis(trimethylsilyl)erythromycin A 9-O-(1-Ethoxy-1-methylethyl)oxime 119665-78-0 25mg $339 2026-06-03 Buy
TRC TRC-B585424-10MG 2’,4’’-O-Bis(trimethylsilyl)erythromycin A 9-O-(1-Ethoxy-1-methylethyl)oxime 119665-78-0 10mg $167 2026-06-03 Buy
TRC TRC-B585424-100MG 2’,4’’-O-Bis(trimethylsilyl)erythromycin A 9-O-(1-Ethoxy-1-methylethyl)oxime 119665-78-0 100mg $1199 2026-06-03 Buy
Product number Packaging Price Buy
421261 10mg $326 Buy
421261 25mg $502 Buy
TRC-B585424-25MG 25mg $339 Buy
TRC-B585424-10MG 10mg $167 Buy
TRC-B585424-100MG 100mg $1199 Buy

Erythromycin Impurity 8 Chemical Properties,Uses,Production

Uses

2’,4’’-O-Bis(trimethylsilyl)erythromycin A 9-O-(1-Ethoxy-1-methylethyl)oxime is an intermediate used in the synthesis of clarithromycin, a macrolide antibiotic and other antibiotics.

Erythromycin Impurity 8 Preparation Products And Raw materials

Raw materials

Preparation Products

Erythromycin Impurity 8 Suppliers

Global( 15)Suppliers
Supplier Tel Email Country ProdList Advantage
Meng Cheng Technology (Shanghai) Co., LTD 400-820-6829 sales@mitachieve.com China 8857 58
Hubei Xinyang Medical Technology Co., Ltd 15347293736 2853117764@yongstandards.com China 9999 58
QUALITY CONTROL SOLUTIONS LTD. +86-0755-66853366 +86-13670046396 export03@qcsrm.com China 24318 58
HX Pharmaceutical technology co., LTD 15671363360 494267389@qq.com China 3635 58
Shanghai Easy CDMO Co.,Ltd Info@easycdmo.com 13564957716 Info@easycdmo.com China 9999 58
Shanghai Zerui Biotechnology Co., Ltd. 021-54580889 18321124657 1054713992@qq.com China 10598 58
Pushan Industry (Shaanxi) Co., Ltd 029-81310890 18165209495 2929288192@qq.com China 9768 58
TLC Pharmaceutical Standards Ltd. 18012923235 18012923235 chinasales04@tlcstandards.com.cn China 7839 58
Changzhou Xianglong Pharmaceutical Technology Co., Ltd., 18915873328 18915873328 sales@xianglongpharm.com China 11049 58
TLC Pharmaceutical Standards Ltd. 18012923235 chinasales04@tlcstandards.com.cn China 8301 58
Erythromycin Impurity 8 Clarithromycin_EDO 2,4-O-dis(Trimethyldilyl)-erythromycin A 9-[O-(1-ethoxy-methylethyl)]oxime Erythromycin, 2',4''-bis-O-(trimethylsilyl)-, 9-[O-(1-ethoxy-1-methylethyl)oxime] 2',4''-O-bis(trimethylsilyl)erythromycin A 9-[O-(1-ethoxy-1-methylethyloxime)] Isatin Impurity 8 (6-Bromoisatin) Erythromycin Impurity 59 2′,4′′-Bis-O-(trimethylsilyl)-erythromycin 9-[O-(1-ethoxy-1-methylethyl)oxime] 119665-78-0