化学试剂 多快好省

Hept-3-en-2-one

Hept-3-en-2-one

品牌：毕得

BD871101119-44-495%

登录 5g

(E)-Methyl 2-((dimethylamino)methylene)-3-oxobutanoate

(E)-Methyl 2-((dimethylamino)methylene)-3-oxobutanoate

品牌：毕得

BD290308203186-56-597%

登录 250mg

(R)-4-((3R,5R,8S,9S,10R,13R,14S,17R,E)-6-Ethylidene-3-hydroxy-10,13-dimethyl-7-oxohexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoic acid

(R)-4-((3R,5R,8S,9S,10R,13R,14S,17R,E)-6-Ethylidene-3-hydroxy-10,13-dimethyl-7-oxohexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoic acid

品牌：毕得

BD3283831516887-33-499%

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tert-Butyl 9-oxo-3-azaspiro[5.5]undec-7-ene-3-carboxylate

tert-Butyl 9-oxo-3-azaspiro[5.5]undec-7-ene-3-carboxylate

品牌：毕得

BD249780873924-07-397%

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(2Z,4E,6E,8E)-Methyl 3,7-dimethyl-9-(2,6,6-trimethyl-3-oxocyclohex-1-en-1-yl)nona-2,4,6,8-tetraenoate

(2Z,4E,6E,8E)-Methyl 3,7-dimethyl-9-(2,6,6-trimethyl-3-oxocyclohex-1-en-1-yl)nona-2,4,6,8-tetraenoate

品牌：毕得

BD58393571748-57-795%

登录 250mg

2-(1-((4-(Hydroxymethyl)phenyl)amino)-3-methylbutylidene)-5,5-dimethylcyclohexane-1,3-dione

2-(1-((4-(Hydroxymethyl)phenyl)amino)-3-methylbutylidene)-5,5-dimethylcyclohexane-1,3-dione

品牌：毕得

BD290687172611-73-398%

登录 1g

3-Methoxycyclohex-2-enone

3-Methoxycyclohex-2-enone

品牌：毕得

BD8768516807-60-695%

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7-Oxocyclohepta-1,3,5-trien-1-yl 4-methylbenzenesulfonate

7-Oxocyclohepta-1,3,5-trien-1-yl 4-methylbenzenesulfonate

品牌：毕得

BD15601638768-08-097%

登录 1g

(3aR,9R,9aR,9bS)-1,1,9,9a-Tetramethyl-3a,4,7,8,9,9a-hexahydro-1H-naphtho[2,1-c][1,2]dioxol-5(9bH)-one

(3aR,9R,9aR,9bS)-1,1,9,9a-Tetramethyl-3a,4,7,8,9,9a-hexahydro-1H-naphtho[2,1-c][1,2]dioxol-5(9bH)-one

品牌：毕得

BD32863223720-80-199%

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Diphenylcyclopropenone

Diphenylcyclopropenone

品牌：毕得

BD125871886-38-498%

登录 25g

Ethyl 2-(ethoxymethylene)-3-oxobutanoate

Ethyl 2-(ethoxymethylene)-3-oxobutanoate

品牌：毕得

BD205533788-94-195%

登录 5g

((1,4-Phenylenebis(methaneylylidene))bis(7,7-dimethyl-2-oxobicyclo[2.2.1]heptan-1-yl-3-ylidene))dimethanesulfonic acid

((1,4-Phenylenebis(methaneylylidene))bis(7,7-dimethyl-2-oxobicyclo[2.2.1]heptan-1-yl-3-ylidene))dimethanesulfonic acid

品牌：毕得

BD29140092761-26-795%

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(2S,8S,9R,10R,13R,14S,16R,17R)-17-((R,E)-2,6-Dihydroxy-6-methyl-3-oxohept-4-en-2-yl)-2,16-dihydroxy-4,4,9,13,14-pentamethyl-1,4,7,8,9,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-3,11(2H)-dione

(2S,8S,9R,10R,13R,14S,16R,17R)-17-((R,E)-2,6-Dihydroxy-6-methyl-3-oxohept-4-en-2-yl)-2,16-dihydroxy-4,4,9,13,14-pentamethyl-1,4,7,8,9,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-3,11(2H)-dione

品牌：毕得

BD1224593877-86-997%

登录 5mg

2,6-Di-tert-butyl-4-ethylidenecyclohexa-2,5-dienone

2,6-Di-tert-butyl-4-ethylidenecyclohexa-2,5-dienone

品牌：毕得

BD4909836738-27-897%

登录 1g

(5-Allyl-4,6-dihydroxy-1,3-phenylene)bis(phenylmethanone)

(5-Allyl-4,6-dihydroxy-1,3-phenylene)bis(phenylmethanone)

品牌：毕得

BD1538102593-74-898%

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(8S,9S,10R,13S,14S,17S)-17-Acetyl-10,13-dimethyl-7,8,9,10,12,13,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthrene-3,11(2H,6H)-dione

(8S,9S,10R,13S,14S,17S)-17-Acetyl-10,13-dimethyl-7,8,9,10,12,13,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthrene-3,11(2H,6H)-dione

品牌：毕得

BD55836516-15-495+%

登录 1g

(E)-Ethyl 4-oxo-4-phenylbut-2-enoate

(E)-Ethyl 4-oxo-4-phenylbut-2-enoate

品牌：毕得

BD43391815121-89-895%

登录 1g

5-Methyl-3-methylenehexan-2-one

5-Methyl-3-methylenehexan-2-one

品牌：毕得

BD2044251187-87-798% (stabilized with BHT)

登录 25g