100mg USD 193

(1S,9S)-1-Amino-9-ethyl-5-fluoro-9-hydroxy-4-methyl-1,2,3,9,12,15-hexahydro-10H,13H-benzo[de]pyrano[3',4':6,7]indolizino[1,2-b]quinoline-10,13-dione methanesulfonate dihydrate

197720-53-9 95%

Typically In Stock

1g USD 966

(S)-11-Formyl-4-ethyl-4-hydroxy-1,12-dihydro-4h-2-oxa-6,12a-diaza-dibenzo[b,h]fluorene-3,13-dione

80758-83-4 95%

Sodium ((2R,3R)-3-((S)-1-((3R,4S,5S)-4-((S)-N,3-dimethyl-2-((S)-3-methyl-2-(methylamino)butanamido)butanamido)-3-methoxy-5-methylheptanoyl)pyrrolidin-2-yl)-3-methoxy-2-methylpropanoyl)-L-phenylalaninate

1799706-65-2 98%

50mg USD 241

(S)-10-Allyl-4-ethyl-4,9-dihydroxy-1,12-dihydro-14H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H)-dione

185425-25-6 98%

Typically In Stock

N-Me-L-Ala-maytansinol

77668-69-0 98%

10mg USD 103

(S)-7-Ethyl-7-hydroxy-7H-[1,3]dioxolo[4,5-g]pyrano[3',4':6,7]indolizino[1,2-b]quinoline-8,11(10H,13H)-dione

135415-73-5 97%

Typically In Stock

(14S,16S,32S,33S,2R,4S,10E,12E,14R)-86-Chloro-14-hydroxy-85,14-dimethoxy-33,2,7,10-tetramethyl-12,6-dioxo-7-aza-1(6,4)-oxazinana-3(2,3)-oxirana-8(1,3)-benzenacyclotetradecaphane-10,12-dien-4-yl N-(6-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)hexanoyl)-N-methyl

1375089-56-7 98+%

(S)-tert-Butyl (4,11-diethyl-4-hydroxy-3,14-dioxo-3,4,12,14-tetrahydro-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinolin-9-yl) carbonate

362497-15-2 98%

2,5-Dioxopyrrolidin-1-yl 5-(((S)-1-(((S)-1-((4-((5S,8S,11S,12R)-11-((S)-sec-butyl)-12-(2-((S)-2-((1R,2R)-3-(((1S,2R)-1-hydroxy-1-phenylpropan-2-yl)amino)-1-methoxy-2-methyl-3-oxopropyl)pyrrolidin-1-yl)-2-oxoethyl)-5,8-diisopropyl-4,10-dimethyl-3,6,9-triox

1895916-24-1

250mg USD 100

(3R,4S,5S)-4-((S)-2-((S)-2-(Dimethylamino)-3-methylbutanamido)-N,3-dimethylbutanamido)-3-methoxy-5-methylheptanoic acid

133120-89-5 97%

Typically In Stock

(S,Z)-5-(((2R,3R,5S,6S)-6-((2E,4E)-5-((3R,4R,5R,7S)-4-Hydroxy-7-methoxy-7-methyl-1,6-dioxaspiro[2.5]octan-5-yl)-3-methylpenta-2,4-dien-1-yl)-2,5-dimethyltetrahydro-2H-pyran-3-yl)amino)-5-oxopent-3-en-2-yl acetate

391611-36-2 95%

100mg USD 109

(S)-9-((tert-Butyldimethylsilyl)oxy)-4,11-diethyl-4-hydroxy-1,12-dihydro-14H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H)-dione

1023758-14-6 98%

Typically In Stock

N-[[[4-[[N-[22-(11,12-Didehydrodibenz[b,f]azocin-5(6H)-yl)-1,17,22-trioxo-4,7,10,13-tetraoxa-16-azadocos-1-yl]-L-valyl-N5-(aminocarbonyl)-L-ornithyl]amino]phenyl]methoxy]carbonyl]-N-methyl-L-valyl-N-[(1S,2R)-4-[(2S)-2-[(1R,2R)-3-[[(1R,2S)-2-hydroxy-1-methyl-2-phenylethyl]amino]-1-methoxy-2-methyl-3-oxopropyl]-1-pyrrolidinyl]-2-methoxy-1-[(1S)-1-methylpropyl]-4-oxobutyl]-N-methyl-L-valinamide

1445652-14-1 98+%

5mg USD 394

(S)-4-Amino-9-ethyl-9-hydroxy-2,3,12,15-tetrahydrobenzo[de]pyrano[3',4':6,7]indolizino[1,2-b]quinoline-10,13(1H,9H)-dione

2495742-21-5 95%

Typically In Stock

(S)-1-(Chloromethyl)-9-methyl-3-(6-(4-((methyl(2-(methylamino)ethyl)carbamoyl)oxy)benzamido)imidazo[1,2-a]pyridine-2-carbonyl)-2,3-dihydro-1H-benzo[e]indol-5-yl 4-methylpiperazine-1-carboxylate 2,2,2-trifluoroacetate(1:x)

1795736-09-2

(S)-N-(2-(1-(Chloromethyl)-5-hydroxy-9-methyl-2,3-dihydro-1H-benzo[e]indole-3-carbonyl)imidazo[1,2-a]pyridin-6-yl)-4-(methoxymethoxy)benzamide

1345681-72-2

(S,Z)-5-(((2R,3R,5S,6S)-6-((2E,4E)-5-((3R,4R,5R,7S)-4,7-Dihydroxy-7-methyl-1,6-dioxaspiro[2.5]octan-5-yl)-3-methylpenta-2,4-dien-1-yl)-2,5-dimethyltetrahydro-2H-pyran-3-yl)amino)-5-oxopent-3-en-2-yl acetate

146478-72-0 98%

(S)-4,11-Diethyl-9-hydroxy-3,14-dioxo-3,4,12,14-tetrahydro-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinolin-4-yl glycinate hydrochloride

256341-08-9 98+%

(S)-9-((3-Amino-5-((((S)-8-methoxy-6-oxo-11,12,12a,13-tetrahydro-6H-benzo[5,6][1,4]diazepino[1,2-a]indol-9-yl)oxy)methyl)benzyl)oxy)-8-methoxy-12a,13-dihydro-6H-benzo[5,6][1,4]diazepino[1,2-a]indol-6-one

2069250-01-5 98%

4-((S)-2-((S)-2-Amino-3-methylbutanamido)-5-ureidopentanamido)benzyl (2-oxo-2-((2S,4S)-2,5,12-trihydroxy-7-methoxy-4-(((1S,3R,4aS,9S,9aR,10aS)-9-methoxy-1-methyloctahydro-1H-pyrano[4',3':4,5]oxazolo[2,3-c][1,4]oxazin-3-yl)oxy)-6,11-dioxo-1,2,3,4,6,11-hexahydrotetracen-2-yl)ethyl) ethane-1,2-diylbis(methylcarbamate)

2227350-96-9

N2'-Deacetyl-N2'-[25-(11,12-didehydrodibenz[b,f]azocin-5(6H)-yl)-6-methyl-1,5,21,25-tetraoxo-9,12,15,18-tetraoxa-6,22-diazapentacos-1-yl]Maytansine

1940184-19-9 95%

10mg USD 545

(9H-Fluoren-9-yl)methyl ((S)-10-benzyl-1-(((1S,9S)-9-ethyl-5-fluoro-9-hydroxy-4-methyl-10,13-dioxo-2,3,9,10,13,15-hexahydro-1H,12H-benzo[de]pyrano[3',4':6,7]indolizino[1,2-b]quinolin-1-yl)amino)-1,6,9,12,15-pentaoxo-3-oxa-5,8,11,14-tetraazahexadecan-16-yl)carbamate

1599440-11-5 95%

(S)-7-Ethyl-7-hydroxy-14-(3-hydroxypropyl)-10,13-dihydro-11H-[1,3]dioxolo[4,5-g]pyrano[3',4':6,7]indolizino[1,2-b]quinoline-8,11(7H)-dione

2821768-98-1

1g USD 51

(S)-4-Ethyl-4,9-dihydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione

19685-09-7 98+%

Typically In Stock

1mg USD 639

Streptonigrin

3930-19-6 98%

25mg USD 135

(S)-4-Ethyl-4-hydroxy-11-(2-(isopropylamino)ethyl)-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione hydrochloride

213819-48-8 97%

Typically In Stock

100mg USD 22

(S)-10-((Dimethylamino)methyl)-4-ethyl-4,9-dihydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione hydrochloride

119413-54-6 98%

Typically In Stock

(S)-10-((Dimethylamino)methyl)-4-ethyl-4,9-dihydroxy-1,12-dihydro-14H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H)-dione

123948-87-8 98%

Typically In Stock

25mg USD 123

(14S,16S,32S,33S,2R,4S,10E,12E,14R)-86-Chloro-14,4-dihydroxy-85,14-dimethoxy-33,2,7,10-tetramethyl-7-aza-1(6,4)-oxazinana-3(2,3)-oxirana-8(1,3)-benzenacyclotetradecaphane-10,12-diene-12,6-dione

57103-68-1 98%

Typically In Stock

50mg USD 170

(S)-4-Ethyl-4-hydroxy-10-nitro-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione

91421-42-0 98%

Typically In Stock

25mg USD 250

9-Aminocamptothecin

91421-43-1 97%

Typically In Stock

1mg USD 1852

(2S,4R)-4-(2-((1R,3R)-1-Acetoxy-4-methyl-3-((2S,3S)-3-methyl-N-(((3-methylbutanoyl)oxy)methyl)-2-((R)-1-methylpiperidine-2-carboxamido)pentanamido)pentyl)thiazole-4-carboxamido)-5-(4-hydroxyphenyl)-2-methylpentanoic acid

205304-86-5 98%

100mg USD 129

(S)-N-((3R,4S,5S)-1-((S)-2-((1R,2R)-3-(((1S,2R)-1-Hydroxy-1-phenylpropan-2-yl)amino)-1-methoxy-2-methyl-3-oxopropyl)pyrrolidin-1-yl)-3-methoxy-5-methyl-1-oxoheptan-4-yl)-N,3-dimethyl-2-((S)-3-methyl-2-(methylamino)butanamido)butanamide

474645-27-7 98%

Typically In Stock

100mg USD 321

(S)-2-((2R,3R)-3-((S)-1-((3R,4S,5S)-4-((S)-N,3-Dimethyl-2-((S)-3-methyl-2-(methylamino)butanamido)butanamido)-3-methoxy-5-methylheptanoyl)pyrrolidin-2-yl)-3-methoxy-2-methylpropanamido)-3-phenylpropanoic acid

745017-94-1 98%

Typically In Stock

100mg USD 526

(14S,16S,32S,33S,2R,4S,10E,12E,14R)-86-Chloro-14-hydroxy-85,14-dimethoxy-33,2,7,10-tetramethyl-12,6-dioxo-7-aza-1(6,4)-oxazinana-3(2,3)-oxirana-8(1,3)-benzenacyclotetradecaphane-10,12-dien-4-yl N-(3-mercaptopropanoyl)-N-methyl-L-alaninate

139504-50-0 99%

Typically In Stock

100mg USD 161

(S)-4-Ethyl-4,10-dihydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione

67656-30-8 95+%

1g USD 384

(1S,9S)-1-Amino-9-ethyl-5-fluoro-9-hydroxy-4-methyl-2,3,12,15-tetrahydrobenzo[de]pyrano[3',4':6,7]indolizino[1,2-b]quinoline-10,13(1H,9H)-dione

171335-80-1 98%

Typically In Stock

5mg USD 339

S-((2R,3S,4S,6S)-6-((((2R,3S,4S,5R,6R)-5-(((2S,4S,5S)-5-(ethylamino)-4-methoxytetrahydro-2H-pyran-2-yl)oxy)-4-hydroxy-6-(((2S,5Z,9R,13E)-9-hydroxy-12-((methoxycarbonyl)amino)-13-(2-(methyltrisulfaneyl)ethylidene)-11-oxobicyclo[7.3.1]trideca-1(12),5-dien-3,7-diyn-2-yl)oxy)-2-methyltetrahydro-2H-pyran-3-yl)amino)oxy)-4-hydroxy-2-methyltetrahydro-2H-pyran-3-yl) 4-(((2S,3R,4R,5S,6S)-3,5-dihydroxy-4-methoxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-3-iodo-5,6-dimethoxy-2-methylbenzothioate

108212-75-5 98%

Typically In Stock

5mg USD 8333

S-((2R,3S,4S,6S)-6-((((2R,3S,4S,5R,6R)-5-(((2S,4S,5S)-5-(N-Ethylacetamido)-4-methoxytetrahydro-2H-pyran-2-yl)oxy)-4-hydroxy-6-(((2S,5Z,9R,13E)-9-hydroxy-12-((methoxycarbonyl)amino)-13-(2-(methyltrisulfaneyl)ethylidene)-11-oxobicyclo[7.3.1]trideca-1(12),5-dien-3,7-diyn-2-yl)oxy)-2-methyltetrahydro-2H-pyran-3-yl)amino)oxy)-4-hydroxy-2-methyltetrahydro-2H-pyran-3-yl) 4-(((2S,3R,4R,5S,6S)-3,5-dihydroxy-4-methoxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-3-iodo-5,6-dimethoxy-2-methylbenzothioate

108212-76-6 99%

25mg USD 2550

(S)-2-((S)-2-(Dimethylamino)-3-methylbutanamido)-N-((3R,4S,5S)-1-((S)-2-((1R,2R)-3-(((1S,2R)-1-hydroxy-1-phenylpropan-2-yl)amino)-1-methoxy-2-methyl-3-oxopropyl)pyrrolidin-1-yl)-3-methoxy-5-methyl-1-oxoheptan-4-yl)-N,3-dimethylbutanamide

160800-57-7 99+%

100mg USD 305

(S)-2-((2R,3R)-3-((S)-1-((3R,4S,5S)-4-((S)-2-((S)-2-(Dimethylamino)-3-methylbutanamido)-N,3-dimethylbutanamido)-3-methoxy-5-methylheptanoyl)pyrrolidin-2-yl)-3-methoxy-2-methylpropanamido)-3-phenylpropanoic acid

163768-50-1 99%

Typically In Stock

50mg USD 52

(1S,9S)-1-Amino-9-ethyl-5-fluoro-9-hydroxy-4-methyl-2,3,12,15-tetrahydrobenzo[de]pyrano[3',4':6,7]indolizino[1,2-b]quinoline-10,13(1H,9H)-dione methanesulfonate

169869-90-3 98%

Typically In Stock

10mg USD 73

(S)-4-Ethyl-4-hydroxy-9-methoxy-1,12-dihydro-14H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H)-dione

19685-10-0 98%

Typically In Stock

100mg USD 733

(14S,16S,32S,33S,2R,4S,10E,12E,14R)-86-Chloro-14-hydroxy-85,14-dimethoxy-33,2,7,10-tetramethyl-12,6-dioxo-7-aza-1(6,4)-oxazinana-3(2,3)-oxirana-8(1,3)-benzenacyclotetradecaphane-10,12-dien-4-yl N-methyl-N-(3-(methyldisulfaneyl)propanoyl)-L-alaninate

138148-68-2 98%

Typically In Stock

(S)-2-(4-Aminophenyl)-7-methoxy-8-(3-(((S)-7-methoxy-2-(4-methoxyphenyl)-5-oxo-5,11a-dihydro-1H-benzo[e]pyrrolo[1,2-a][1,4]diazepin-8-yl)oxy)propoxy)-1,11a-dihydro-5H-benzo[e]pyrrolo[1,2-a][1,4]diazepin-5-one

1222490-34-7 99%

2-((3R,5S,7R,8R)-7-((1E,3E)-5-((2S,3S,5R,6R)-5-((S,Z)-4-Acetoxypent-2-enamido)-3,6-dimethyltetrahydro-2H-pyran-2-yl)-3-methylpenta-1,3-dien-1-yl)-8-hydroxy-1,6-dioxaspiro[2.5]octan-5-yl)acetic acid

1426953-21-0 99+%

Maytansinoid DM 3

796073-54-6 98+%

25mg USD 183

(14S,16S,32S,33S,2R,4S,10E,12E,14R)-86-Chloro-14-hydroxy-85,14-dimethoxy-33,2,7,10-tetramethyl-12,6-dioxo-7-aza-1(6,4)-oxazinana-3(2,3)-oxirana-8(1,3)-benzenacyclotetradecaphane-10,12-dien-4-yl N-(4-mercapto-4-methylpentanoyl)-N-methyl-L-alaninate

796073-69-3 98%

Typically In Stock

25mg USD 1523

2,5-Dioxopyrrolidin-1-yl 4-((3-((3-(((S)-1-(((14S,16S,32S,33S,2R,4S,10E,12E,14R)-86-chloro-14-hydroxy-85,14-dimethoxy-33,2,7,10-tetramethyl-12,6-dioxo-7-aza-1(6,4)-oxazinana-3(2,3)-oxirana-8(1,3)-benzenacyclotetradecaphane-10,12-dien-4-yl)oxy)-1-oxopropan-2-yl)(methyl)amino)-3-oxopropyl)thio)-2,5-dioxopyrrolidin-1-yl)methyl)cyclohexane-1-carboxylate

1228105-51-8 98%

10g USD 239

(S)-4,11-Diethyl-4,9-dihydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione

86639-52-3 98%

Typically In Stock