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Structure Chemical Name CAS MF
1,4-Piperazinedicarboxylic acid, 2-(hydroxymethyl)-, 1-(1,1-dimethylethyl) 4-(phenylmethyl) ester, (2S)- 1,4-Piperazinedicarboxylic acid, 2-(hydroxymethyl)-, 1-(1,1-dimethylethyl) 4-(phenylmethyl) ester, (2S)- 385802-84-6 C18H26N2O5
(S)-2-((trifluoromethoxy)methyl)piperazine dihydrochloride (S)-2-((trifluoromethoxy)methyl)piperazine dihydrochloride
1-Methyl-4-[[4-nitro-2-(trifluoromethyl)phenyl]methyl]-piperazine 1-Methyl-4-[[4-nitro-2-(trifluoromethyl)phenyl]methyl]-piperazine 694499-24-6 C13H16F3N3O2
tert-butyl 4-(2,2,2-trifluoroethyl)piperazine-1-carboxylate tert-butyl 4-(2,2,2-trifluoroethyl)piperazine-1-carboxylate 692058-21-2 C11H19F3N2O2
(R)-3-Isopropyl-2,5-piperazinedione (R)-3-Isopropyl-2,5-piperazinedione 143673-66-9 C7H12N2O2
(2R,5R)-1,2,5-trimethylpiperazine (2R,5R)-1,2,5-trimethylpiperazine 1152368-00-7 C7H16N2
1222102-49-9 1222102-49-9 1222102-49-9 C9H18N2O2
(R)-2-(2-fluoroethyl)piperazine dihydrochloride (R)-2-(2-fluoroethyl)piperazine dihydrochloride
(S)-N-1-Boc-N-4-Cbz-2-piperazine carboxylic acid (S)-N-1-Boc-N-4-Cbz-2-piperazine carboxylic acid 138775-03-8 C18H24N2O6
(S)-1-N-BOC-2-METHYL PIPERAZINE-HCl (S)-1-N-BOC-2-METHYL PIPERAZINE-HCl 960283-58-3 C10H21ClN2O2
4-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-N-(4-methoxypyridin-2-yl)piperazine-1-carbothioamide trifluoroacetate 4-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-N-(4-methoxypyridin-2-yl)piperazine-1-carbothioamide trifluoroacetate 1542213-67-1 C19H18ClF6N5O3S
(6β)-3-(1-Methyl-1H-tetrazole-5-ylthiomethyl)-7α-amino-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]octa-2-ene-2-carboxylic acid benzhydryl ester (6β)-3-(1-Methyl-1H-tetrazole-5-ylthiomethyl)-7α-amino-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]octa-2-ene-2-carboxylic acid benzhydryl ester 66510-99-4 C24H24N6O5S
(6R,7S)-Cefuroxime (6R,7S)-Cefuroxime C16H16N4O8S
Cefazolin Related Compound D Cefazolin Related Compound D
Ceftazidime Mother Nucleus Double-Bond Shift Ceftazidime Mother Nucleus Double-Bond Shift
L-Cephalexin L-Cephalexin 34632-04-7 C16H17N3O4S
7-AMINO-3-(2-FUROYLTHIOMETHYL)-3-CEPHEM-4-CARBOXYLIC ACID 7-AMINO-3-(2-FUROYLTHIOMETHYL)-3-CEPHEM-4-CARBOXYLIC ACID 80370-59-8 C13H12N2O5S2
Cefradine double nucleus Cefradine double nucleus
Triazinate Triazinate 41191-04-2 C23H31ClN6O5S
Side chain of Cefotetan Side chain of Cefotetan 955010-42-1 C10H13NO5S2
Cefaloram Cefaloram 859-07-4 C18H18N2O6S
Cefetrizole Cefetrizole 65307-12-2 C16H15N5O4S3
1-[((7R)-7-AMINO-4-CARBOXY-3,4-DIDEHYDROCEPHAM-3-YL)METHYL]-1H-IMIDAZO[1,2-B]PYRIDAZIN-4-IUM IODIDE 1-[((7R)-7-AMINO-4-CARBOXY-3,4-DIDEHYDROCEPHAM-3-YL)METHYL]-1H-IMIDAZO[1,2-B]PYRIDAZIN-4-IUM IODIDE 197897-11-3 C14H14IN5O3S
(1α,2β,5α)-2,6,6-Trimethylbicyclo[3.1.1]heptan (1α,2β,5α)-2,6,6-Trimethylbicyclo[3.1.1]heptan 6876-13-7 C10H18
D-α-(4-ethyl-2,3-dioxo-1-piperazinecarboxamido)-β-(S)-tert-butoxybutyric acid D-α-(4-ethyl-2,3-dioxo-1-piperazinecarboxamido)-β-(S)-tert-butoxybutyric acid 79276-23-6 C15H25N3O6
Cefovecin Cefovecin 234096-34-5 C17H19N5O6S2
Cephalexin ethyl homologue Cephalexin ethyl homologue
Pinanylhydroperoxid Pinanylhydroperoxid 28324-52-9 C10H18O2
Cefuroxime double mother nucleus Cefuroxime double mother nucleus
Cefotifuromercapto Cefotifuromercapto
Cephalexin Tablets Cephalexin Tablets
△3-Cefuroxime △3-Cefuroxime
Cefaclor, Delta-3 IsoMer Cefaclor, Delta-3 IsoMer
Cefmetazole Impurity 4 Cefmetazole Impurity 4 68576-47-6 C15H17N7O4S4
Anti-Ceftriaxong Anti-Ceftriaxong
Cefuroxime Impurity 1（Cefuroxime Mother Nucleus） Cefuroxime Impurity 1（Cefuroxime Mother Nucleus）
Δ3-Ceftiofur Δ3-Ceftiofur
Cefetecol Cefetecol 117211-03-7 C20H17N5O9S2
Δ3-Flomoxef sodium Δ3-Flomoxef sodium
2,10-Epoxypinan 2,10-Epoxypinan 6931-54-0 C10H16O
Ceftazidime and Avibactam Sodium for Injection Ceftazidime and Avibactam Sodium for Injection
(6R,7S)-Ceftriaxone Epimer (6R,7S)-Ceftriaxone Epimer
Cefcanel Cefcanel 41952-52-7 C19H18N4O5S3
CEFMETAZOLE MMT ISOMER CEFMETAZOLE MMT ISOMER
Cefminox for system suitability Cefminox for system suitability
Cefiderocol Cefiderocol 1225208-94-5 C30H34ClN7O10S2
[1R-(1α,2α,5α)]-2,6,6-Trimethylbicyclo[3.1.1]heptan [1R-(1α,2α,5α)]-2,6,6-Trimethylbicyclo[3.1.1]heptan 4863-59-6 C10H18
Cefotiam (6R,7S) isomer reference Cefotiam (6R,7S) isomer reference
Ceftiofur Double Mother Nucleus Ceftiofur Double Mother Nucleus
7S-Cephalexin 7S-Cephalexin
(6R,7S)-Latamoxef MotherNucleus (6R,7S)-Latamoxef MotherNucleus
(6R-trans)-3-(Acetoxymethyl)-7-[(2-aminothiazol-4-yl)acetamido]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-2-carbonsure (6R-trans)-3-(Acetoxymethyl)-7-[(2-aminothiazol-4-yl)acetamido]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-2-carbonsure 58233-18-4 C15H16N4O6S2
(7S)-Cefuroxime (7S)-Cefuroxime
6R,7S-Ceftazidime isomer 6R,7S-Ceftazidime isomer
5-Methoxy cytidine 5-Methoxy cytidine 37805-90-6 C10H15N3O6
6-bromo-7-hydroxy-4-(hydroxymethyl)-2H-chromen-2-one 6-bromo-7-hydroxy-4-(hydroxymethyl)-2H-chromen-2-one 223420-41-5 C10H7BrO4
4-HYDROXY-7-METHYLCOUMARIN 4-HYDROXY-7-METHYLCOUMARIN 18692-77-8 C10H8O3
8-isopropyl-4-methyl- 2H-chromen-2-one 8-isopropyl-4-methyl- 2H-chromen-2-one 923019-31-2 C13H14O2
5-BROMOCYTIDINE 5-BROMOCYTIDINE 3066-86-2 C9H12BrN3O5
2'-DEOXY-5-FLUOROCYTIDINE 2'-DEOXY-5-FLUOROCYTIDINE 10356-76-0 C9H12FN3O4
7-hydroxy-4-Methyl-2-oxo-2H-1-Benzopyran-8-carboxaldehyde 7-hydroxy-4-Methyl-2-oxo-2H-1-Benzopyran-8-carboxaldehyde 14003-96-4 C11H8O4
Coumarin Coumarin 6160-02-7 C19H19NO2
4-methyl-8-nitro-2H- chromen-2-one 4-methyl-8-nitro-2H- chromen-2-one 184290-97-9 C10H7NO4
N(4)-methylcytidine N(4)-methylcytidine 10578-79-7 C10H15N3O5
qianhucoumarin A qianhucoumarin A 150135-35-6 C19H20O6
TFA-ap-dC TFA-ap-dC 115899-38-2 C14H15F3N4O5
3-cinnamoyl-4-hydroxy-2H -chromen-2-one 3-cinnamoyl-4-hydroxy-2H -chromen-2-one 209973-90-0 C18H12O4
7-HYDROXY-4-PHENYLCOUMARIN 97 7-HYDROXY-4-PHENYLCOUMARIN 97 2555-30-8 C15H10O3
Dextran Standard D0 Dextran Standard D0
7-(Diethylamino)-4-(hydroxymethyl)-2H-chromen-2-one 7-(Diethylamino)-4-(hydroxymethyl)-2H-chromen-2-one 54711-38-5 C14H17NO3
2'-O-(2-Methoxyethyl)cytidine 2'-O-(2-Methoxyethyl)cytidine 223777-16-0 C12H19N3O6
4-(Bromomethyl)-7-(diethylamino)coumarin 4-(Bromomethyl)-7-(diethylamino)coumarin 1256259-14-9 C14H16BrNO2
6,7-dichloro-4-methyl- 2H-chromen-2-one 6,7-dichloro-4-methyl- 2H-chromen-2-one 923019-32-3 C10H6Cl2O2
Methanesulfonic anhydride Methanesulfonic anhydride 370071-69-5 C8H6Br4O2
3',5'-di-o-acetyl-2-deoxy-5-azacytosine 3',5'-di-o-acetyl-2-deoxy-5-azacytosine 22432-93-5 C12H16N4O6
Coumarin Coumarin 10172-76-6 C27H21NO6
2H-1-Benzopyran-2-one, 6-chloro-4-methyl- 2H-1-Benzopyran-2-one, 6-chloro-4-methyl- 24145-78-6 C10H7ClO2
6-BROMO-4-HYDROXYCOUMARIN 6-BROMO-4-HYDROXYCOUMARIN 4139-61-1 C9H5BrO3
7 8-DIHYDROXY-4-PHENYLCOUMARIN 7 8-DIHYDROXY-4-PHENYLCOUMARIN 842-01-3 C15H10O4
4-hydroxy-6H-coumarin 4-hydroxy-6H-coumarin 213481-01-7 C15H15NO3
3-Acetyl-4-hydroxy-2-benzopyron 3-Acetyl-4-hydroxy-2-benzopyron 2555-37-5 C11H8O4
8-Benzyloxy-2'-deoxy-D-guanosine 8-Benzyloxy-2'-deoxy-D-guanosine 96964-90-8 C17H19N5O5
N4-Acetyl-2'-O-Methyl-cytidine N4-Acetyl-2'-O-Methyl-cytidine 113886-71-8 C12H17N3O6
(2S)-2-(2,6-Dichlorophenyl)-1-[(1R)-1-phenylethyl]-4-imidazolidinone (2S)-2-(2,6-Dichlorophenyl)-1-[(1R)-1-phenylethyl]-4-imidazolidinone 1004754-99-7 C17H16Cl2N2O
4,6,7-trihydroxycoumarin 4,6,7-trihydroxycoumarin 22649-24-7 C9H6O5
3-CYANOCOUMARIN 3-CYANOCOUMARIN 15119-34-3 C10H5NO2
4,7-DIHYDROXYCOUMARIN 4,7-DIHYDROXYCOUMARIN 1983-81-9 C9H6O4
2,3,6,7-Tetrahydro-9-methyl-1H,5H,11H-[1]benzopyrano[6,7,8-ij]chinolizin-11-on 2,3,6,7-Tetrahydro-9-methyl-1H,5H,11H-[1]benzopyrano[6,7,8-ij]chinolizin-11-on 41267-76-9 C16H17NO2
Azacitidine Isomer Azacitidine Isomer
Dinatriumtetrabromphthalat Dinatriumtetrabromphthalat 25357-79-3 C8Br4Na2O4
Cytidylyl(5'-3')adenosin Cytidylyl(5'-3')adenosin 4833-63-0 C19H25N8O11P
ADENYLYL(3'>5')CYTIDINE FREE ACID ADENYLYL(3'>5')CYTIDINE FREE ACID 2382-66-3 C19H25N8O11P
2'-DEOXYCYTIDINE MONOHYDRATE, 99+% 2'-DEOXYCYTIDINE MONOHYDRATE, 99+% 652157-52-3 C9H15N3O5
(R)-1-Z-2-TERT-BUTYL-3-METHYL-4-IMIDAZOLIDINONE (R)-1-Z-2-TERT-BUTYL-3-METHYL-4-IMIDAZOLIDINONE 119906-46-6 C16H22N2O3
5,6,12,13-tetrabromo-Perylo[3,4-cd:9,10-c'd']dipyran-1,3,8,10-tetrone 5,6,12,13-tetrabromo-Perylo[3,4-cd:9,10-c'd']dipyran-1,3,8,10-tetrone 321945-85-1 C24H4Br4O6
Azacitidine Impurity 3 Azacitidine Impurity 3 157771-77-2 C8H12N4O5
Isopropyl creatinine Isopropyl creatinine C7H13N3O
Ceftiofur Double Side Chain Ceftiofur Double Side Chain
Cephalosporin Cephalosporin 11111-12-9 C16H21N3O8S
(2R,3R,4R,5R)-4-(Acetyloxy)-2-(5-fluoro-4-formamido-2-oxo-1,2-dihydropyrimidin-1-yl)-5-methyloxolan-3-yl acetate (2R,3R,4R,5R)-4-(Acetyloxy)-2-(5-fluoro-4-formamido-2-oxo-1,2-dihydropyrimidin-1-yl)-5-methyloxolan-3-yl acetate
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