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中药化学对照品, 杂质对照品, 药典标准品

各类标准品、对照品、对照药材、杂质、天然产物单体、植物提取物、活性成分等。各种高纯度标准品、中药化学对照品、杂质对照品等,满足毫克(mg)级至公斤(kg)级需求。

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没食子酸乙酯,Ethyl gallate;antioxidant, ≥96.0% (HPLC)

48640
线性分子式: 3,4,5-(OH)3C6H2COOC2H5 CAS号: 831-61-8 分子量: 198.17 Beilstein: 2116014 EC 号: 212-608-5 MDL编号: MFCD00016430 PubChem化学物质编号: 57651155 NACRES: NA.22
¥476.00

没食子酸乙酯,Ethyl gallate;phyproof® Reference Substance, ≥98.0% (HPLC)

PHL83080
线性分子式: 3,4,5-(OH)3C6H2COOC2H5 CAS号: 831-61-8 分子量: 198.17 Beilstein: 2116014 MDL编号: MFCD00016430
¥2,569.17

(-)-β-榄香烯,(−)-β-Elemene;analytical standard, ≥98.0% (GC)

63965
别名:(1S,2S,4R)-1-乙烯基-1-甲基-2,4-双(1-甲基乙烯基)环己烷;(1S,2S,4R)-(-)-2,4-二异丙烯基-1-甲基-1-乙烯基环己烷;β-榄香烯;β-Elemene, (1S,2S,4R)-1-Ethenyl-1-methyl-2,4-bis(1-methylethenyl)cyclohexane, (1S,2S,4R)-(−)-2,4-Diisopropenyl-1-methyl-1-vinylcyclohexane

Empirical Formula (Hill Notation): C15H24 CAS号: 515-13-9 分子量: 204.35 Beilstein: 2207781 MDL编号: MFCD00468041 PubChem化学物质编号: 329759915 NACRES: NA.24
¥6,854.30

灵芝酸C2,Ganoderic acid C2

G245025
别名:灵芝酸D;(3β,7β,15α,25R)- 3,7,15-Trihydroxy-11,23-dioxolanost-8-en-26-oic Acid; Ganoderic Acid C 2
¥28,560.00

灵芝酸C6,Ganoderic acid C6

G253680
CasNo:105742-76-5;分子式:C30H42O8;分子量:530.65
¥2,100.00

灵芝酸H,Ganoderic Acid H

G245020
别名:(3β,12β)-12-(Acetyloxy)-3-hydroxy-7,11,15,23-tetraoxolanost-8-en-26-oic Acid
¥28,560.00

灵芝酸I,Ganoderic Acid I

G245595
别名:(2S,6S)-6-((3S,5R,7S,10S,13R,14R,17R)-3,7-Dihydroxy-4,4,10,13,14-pentamethyl-11,15-dioxo-2,3,4,5,6,7,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-6-hydroxy-2-methyl-4-oxoheptanoic Acid
¥6,365.00

灵芝酸N,Ganoderic acid N;≥98%(HPLC)

G12865
CasNo:110241-19-5;分子式:C30H42O8;分子量:530.6
¥6,730.00

灵芝烯酸C,Ganoderenic acid C;≥98%(HPLC)

G12866
CasNo:100665-42-7;分子式:C30H44O7;分子量:516.7
¥7,630.00

灵芝烯酸D,Ganoderenic acid D;≥98%(HPLC)

G12867
CasNo:100665-43-8;分子式:C30H40O7;分子量:512.634
¥3,760.00

11β-羟孕酮,11β-Hydroxy Progesterone

B249680
别名:11β-羟基孕酮;11β-羟基-P4;11β-羟基孕酮;21-脱氧皮质酮;(11β)-11-Hydroxypregn-4-ene-3,20-dione; 11β-Hydroxy-4-pregnene-3,20-dione;; 11β-Hydroxy-P4; 11β-Hydroxyprogesterone; 21-Deoxycorticosterone; NSC 15469; Pregn-4-en-11β-ol-3,20-dione; Pregn-4-ene-11β-ol-3,20-dione
¥990.00

松属素查尔酮,Pinocembrin Chalcone;≥98%(HPLC)

P12869
别名:3-苯基-1-(2,4,6-三羟基苯基)丙-2-烯-1-酮;CasNo:4197-97-1;分子式:C15H12O4;分子量:256.00
¥3,760.00