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Prednisone Impurity 13

Prednisone Impurity 13 구조식 이미지

카스 번호:: 91160-89-3

상품명:: Prednisone Impurity 13

동의어(영문):: BNKY015-BD02;Prednisone Impurity 5;Prednisone Impurity 13;Budesonide Impurity 53;9α-bromo-11β,16α,17α,21-tetrahydroxypregnane-1,4-diene-3,20-dione-21-acetate;9α-bromo-11β,16α,17α,21-tetrahydroxypregnane-1,4-diene-3,20-dione-21-acetate;(11β,16α)-21-(Acetyloxy)-9-bromo-11,16,17-trihydroxy-pregna-1,4-diene-3,20-dione;Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9-bromo-11,16,17-trihydroxy-, (11β,16α)-;((8S,9R,10S,11S,13S,14S,16R,17S)-9-bromo-11,16,17-trihydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate;2-((8S,9R,10S,11S,13S,14S,16R,17S)-9-bromo-11,16,17-trihydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

CBNumber:: CB44844383

분자식:: C23H29BrO7

포뮬러 무게:: 497.38

MOL 파일:: 91160-89-3.mol

속성

안전

용도

공급 업체 20

Prednisone Impurity 13 속성

끓는 점: 636.3±55.0 °C(Predicted)

밀도: 1.53±0.1 g/cm3(Predicted)

산도 계수 (pKa): 11.57±0.70(Predicted)

안전

Prednisone Impurity 13 C화학적 특성, 용도, 생산

Synthesis

50.5 g of 2-((8S,10S,13S,14S,16R,17S)-16,17-dihydroxy-10,13-dimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate was dissolved in 1500 ml of acetone, 70 ml of 5% perchloric acid was added, the temperature was lowered to 0°C with stirring, and 45 g of N-bromosuccinimide was added and stirred After the reaction was completed, 50 ml of 20% sodium sulfite aqueous solution was added, the acetone was concentrated, the water was separated, filtered, and dried to obtain 62 g of Prednisone Impurity 13 (9α-bromo-11β,16α,17α,21-tetrahydroxypregnane-1,4-diene-3,20-dione-21-acetate).

Prednisone Impurity 13 준비 용품 및 원자재

원자재

16alpha,17,21-trihydroxypregna-1,4,9(11)-triene-3,20-dione 21-acetate 3,20-Dioxopregna-1,4,9(11),16-tetraen-21-yl acetate

준비 용품

16alpha-Hydroxyprednisonlone아세테이트

Prednisone Impurity 13 공급 업체

글로벌( 20)공급 업체

공급자	전화	이메일	국가	제품 수	이점
BIONNA MEDICINE CO.,LTD	01056380788-8515; +8618518759099	790226113@qq.com	China	52	58
Beijing Comparison Pharmaceutical Technology Co., Ltd	010-010-52878169 15801002657	sales@bjcomparison.com	China	4717	58
ChemStrong Scientific Co.,Ltd	0755-0755-66853366 13670046396	sales@chem-strong.com	China	18070	56
Hubei Yangxin Medical Technology Co., Ltd.	15374522761	3003392093@qq.com	China	8706	55
Shenzhen Polymeri Biochemical Technology Co., Ltd.	+86-400-002-6226 +86-13028896684;	sales@rrkchem.com	China	57423	58
Jinan blalong chemical co. LTD	2710913286@.com	1513643261@qq.com	China	14246	58
Bono Kangyuan (Beijing) Pharmaceutical Technology Co., Ltd	010-56380788-8515 16619769925	wch013@bionna.cn	China	53	58
Wuxi Helen Biotechnology Co., Ltd.,	0510-85629785 18013409632	sales@reading-chemicals.com	China	14081	58
Meng Cheng Technology (Shanghai) Co., LTD	400-820-6829	sales@mitachieve.com	China	8860	58
Wuhan Dingxintong Pharmaceutical Co. , Ltd.	027-52344656 15871722230	15871722230@163.com	China	4993	58