1、4-acetoxyazetidin-2-one (4-AA , 4-ABA or 4-AOSA)
(3R,4R)-4-acetoxy-3-[(1R)-1-t-butyldimethylsilyloxyethyl]azetidin-2-one. or
[3R-[3α(R*),4β] ]-4-(acetyloxy)-3-[1-[[(1,1-dimethylethyl)dimethlsilyl]oxy]
ethyl]azetidin-2-one.
结构式:

分子式:C13H25NO4Si
分子量:287.43
CAS:[76855-69-1]
光学纯度:99% e e
含量:≥98.5%(外标法)
比旋:[α]D25: +46~+49°(c=0.98 CHCl3
熔点:104~108℃
水分:≤0.2%
2、β-methylazetidin-2-one (1-BMA or 4-BMA)
(3S,4S)-4-[(R)-1-carboxyethyl]-3-[(R)-1-(t-butyldimethylsilyloxy)ethyl]-2-azetidinone. or
[2R-[2α(R*),3β(R*)] ]-3-[1-[[(1,1-dimethylethyl)dimethylsilyl]oxy]ethyl]-α-methl-4-
oxo-2-azetidineacetic acid.
结构式(structural formula):

分子式:C14H27NO4Si
分子量:301.45
CAS:[90776-58-2]
熔点: 146-147℃
比旋:[α]D20: +30~+35°
水分:≤0.5%
含量:≥98%
包装:20kg/桶 (纸皮桶,内衬塑料袋、铝箔袋密封)
储藏:-8~10℃
3、1β-methyl vinyl phosphate (MAP ,  MVP , E6)
PNB (4R,5S,6S)-3-(diphenyloxy)phosphoryloxy-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3,2,0]hept-2-ene-2-carboxylate. or
PNB (1R,5S,6S)-2-(diphenyloxy)phosphoryloxy-6-[(1R)-1-hydroxyethyl]-1-methyl-1-carbapen-2-em-3-carboxylate. or
[4R-[4α, 5β,6β(R*)] ]-3-[(diphenoxyphosphinyl)oxy] -6- (1-hydroxyethyl) -4- methyl -7- oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid,(4-nitrophenyl)methyl ester.

结构式:

分子式:C29H27N2O10P
分子量:594.52
CAS No:[90776-59-3]
外观:白色或类白色粉末
熔点: 126-130℃
比旋:[α]D20 =+45°~+55°
水分:≤0.5%
含量: ≥98% (HPLC)
包装:20kg/桶 (内衬塑料袋、铝薄袋密封,外为纸桶)。
运输与储藏:-8~10℃。

4、美罗培南侧链 side chain for meropenem (2S-CIS , E-7, 2S-CIS-PNB )
(2S,4S) -2-(dimethylaminocarbonyl)-4-mercapto-1- (p-nitrobenzyloxycarbonyl)
-1-pyrrolidine. or
(2S-cis)- 2-[(dimethylamino)carbonyl]-4-mercapto-1-pyrrolidinecarboxylic acid, (4-nitro
phenyl) methyl ester.
结构式:

分子式:C15H19N3O5S
分子量:353.40
CAS No:[96034-64-9]
外观:浅黄色或类白色粉末。
熔点: 117-119.5℃
[α]D20= +9.60- +9.75 (c=1.01, CHCl3)
水分:≤0.5%
含量: ≥94% (HPLC,外标法)
包装:20kg/桶 (内衬塑料袋、铝薄袋真空密封,外为纸桶)。
运输与储藏:-8~20℃。

5、保护美罗培南 protected meropenem (E-8, MRPM-PNB)
(4R,5S,6S)- 4-nitrobenzyl-3-[[(3S,5S)-5-[(dimethylamino)carbonyl]-1-[[(4- nitrobenzyl) oxy] carbonyl] -3- pyrrolidinyl]thio] -6- [(1R) -1- hydroxyethyl] -4- methyl -7-oxo-1-azabicyclo[3,2,0]hept-2-ene-2-carboxylate or
3-[[5-[( dimethylamino)carbony pyrrolidinyl] thio] -6- (1-hydroxyethyl) -4- methyl -7- oxo -1- azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid, (4-nitrophenyl)methyl ester.

结构式:

分子式:C32H35N5O11S;
分子量:697.71;
CAS No:[96036-02-1]
外观:白色或类白色粉末。
熔点: 150-153℃(分解)
比旋光:+12- +16 (c=1, CH3OH)
水分:≤0.5%
含量:≥96% (HPLC,外标法)
包装:20kg/桶 (内衬塑料袋、铝薄袋密封,外为纸桶)。
运输与储藏:0~20℃。

6、亚胺培南母核
[5R-(5α,6α(R*))]-6-(1-hydroxyethyl)-3,7-dioxo-1-azabicyclo[3.2.0]heptane-2-carboxylic acid (4-nitrophenyl)methyl ester

分子式:C16H16N2O7
分子量(MW):348.32
CAS No: [74288-40-7]
外观:白色或类白色粉末
熔点:109~114°C(分解)
比旋光:+103~+108 (c=1,CHCl3)
水分:≤0.5%
含量(assay):96%(HPLC, 外标法)
包装:20kg/桶(内衬塑料袋,铝箔袋密封,外纸桶)
储藏:0~20°C
7、保护亚胺培南 bis protected imipenem
[5R-α,6α(R*)]]- 6-(1-hydroxyethyl)-3-[[2-[[[[[(4-nitrophenyl)methoxy]carbonyl]amino]methylene]amino]ethyl]thio]-7-oxo-1-azabicyclo[3,2,0]hept-2-ene-2-carboxylic acid,
(4-nitrophenyl)methyl ester, or
(5R,6S)- 4-nitrobenzyl-3-[[2-[[[[[(4-nitrophenyl)methoxy]carbonyl]amino] methylene]amino]ethyl]thio]-6-[(1R)-1-hydroxyethyl]- 7-oxo-1-azabicyclo [3,2,0]hept-2-ene-2-carboxylate

分子式:C27H27N5O10S
分子量(MW):613.61
CAS No: [98367-45-4]
外观:浅黄色到类白色粉末
水分:≤0.5%
含量(assay):94%(HPLC, 外标法)
包装:20kg/桶(内衬塑料袋,铝箔袋密封,外纸桶)
储藏:0~20°C 

8、保护硫霉素盐酸盐 protected thiencin hydrochloride
(5R,6S) p-nitrobenzyl-3-[(2-aminoethyl)thio]-6-[(1R)-1-hydroxyethyl]-1-azabicyclo[3.2.0]hept-2-ene-7-one-2- carboxylate hydrochloride

分子式:C18H21N3O6S.HCl
分子量:443.91
CAS No: [442847-69-0]
外观:浅黄色到类白色粉末
水分:≤0.5%
含量(assay):94%(HPLC, 外标法)
包装:20kg/桶(内衬塑料袋,铝箔袋密封,外纸桶)
储藏:0~20°C 

9、溶剂化保护硫霉素盐酸盐
Thienamycin p-nitrobenzylester hydrochloride (N-methylpyrrolidinonesolvate
CAS No:442847-66-7
10、亚胺培南侧链 side chain for imipenem
N-(N-p-nitrobenzyloxycarbonyl)-formimidoyl-2-aminoethylthiol
HSCH2CH2NHCH=N-PNZ
分子式:C11H13N3O4S
分子量:283.31
外观:浅黄色到类白色粉末
水分:≤0.5%
含量(assay):94%(HPLC, 外标法)
包装:20kg/桶(内衬塑料袋,铝箔袋密封,外纸桶)
储藏:0~20°C 

11、帕尼培南侧链 side chain for penipenem
4-nitrobenzyl-1-((S)-3-mercaptopyrrolidin-1-yl)ethylidenecarbamate

12、比阿培南侧链 side chain for biapenem
6,7-dihydro-6-mercapto-5H-pyrazolo[1,2-a][1,2,4]triazolium chloride or
6,7-dihydro-6-mercapto-5H-pyrazolo[1,2-a][1,2,4]triazol-4-ium,chloride

结构式:


分子式:C5H8ClN3S
分子量:177.66
CAS No:[153851-71-9]
外观:白色或类白色粉末
含量(assay):94%(HPLC, 外标法)
包装:20kg/桶(内衬塑料袋,铝箔袋密封,外纸桶)
储藏:0~20°C

13、尔他培南侧链 side chain for ertapenem
3-[[[(2S, 4S)-4-mercapto-1-(4-nitrobenzyloxy)carbonyl-2-pyrrolidinyl]carbonyl]amino]
benzoic acid or
4-nitrobenzyl, (2S, 4S)-2-[[(3-carboxyphenyl)amino]carbonyl]-4-mercapto-1-pyrrolidinecarboxylate or
(2S,4S) -2-[(3-carboxyphenyl)carbamoyl]-4-mercapto-1- (p-nitrobenzyloxycarbonyl)-1-pyrrolidine or
(2S,4S) -2-[
[(3-carboxyphenyl)amino]carbonyl]-4-mercapto-1- (p-nitrobenzyloxycarbonyl)-1-pyrrolidine or
(2S-cis)- 2-
[[(3-carboxyphenyl)amino]carbonyl]-4-mercapto-1-pyrrolidinecarboxylic acid, (4-nitrophenyl) methyl ester.
结构式:

分子式:C20H19N3O7S
分子量(MW):445.45
CAS No:[202467-69-4]
外观:白色或类白色粉末
含量(assay):96%(HPLC, 外标法)
包装:20kg/桶(内衬塑料袋,铝箔袋密封,外纸桶)
储藏:0~20°C

14、4-benzoyloxy azetidin-2-one (4-BA , 4-BBA or 4-BOSA)
(3R,4R)-4-benzoyloxy-3-[(1R)-1-t-butyldimethylsilyloxyethyl]azetidin-2-one. or
[3R-[3α(R*),4β] ]-4-(benzoyloxy)-3-[1-[[(1,1-dimethylethyl)dimethlsilyl]oxy]ethyl]azetidin-2-one.
结构式:

    

分子式:C18H27NO4Si
分子量(MW):349.51
CAS No:[94944-10-2]

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