杂质对照品1234572-34-9

CAS号：1234572-34-9

(S)-3-碘-吡咯烷-1-羧酸叔丁酯

tert-butyl (3S)-3-iodopyrrolidine-1-carboxylate

CAS号：1234576-81-8

(S)-3-(METHYLSULFONYL)PIPERIDINE

(3S)-3-methylsulfonylpiperidine

CAS号：1234576-82-9

(R)-3-(Methylsulfonyl)piperidine hydrochloride

(3R)-3-methylsulfonylpiperidine

CAS号：1234576-83-0

(R)-3-(甲基磺酰基)吡咯烷

(R)-3-(Methylsulfonyl)pyrrolidine

CAS号：1234576-84-1

(R)-3-碘吡咯烷-1-羧酸叔丁酯

tert-butyl (3R)-3-iodopyrrolidine-1-carboxylate

CAS号：1234576-86-3

9-hydroxy-4H-Pyrido[1,2-a]pyrimidin-4-one

9-hydroxypyrido[1,2-a]pyrimidin-4-one

CAS号：123458-49-1

头孢呋辛酯杂质A

1-acetyloxyethyl (6R,7R)-3-(carbamoyloxymethyl)-7-[[(2Z)-2-(furan-2-yl)-2-methoxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylate

CAS号：123458-61-7

tert-butyl 3-(chloromethyl)-5-fluoropyrrolo[2,3-b]pyridine-1-carboxylate

tert-butyl 3-(chloromethyl)-5-fluoropyrrolo[2,3-b]pyridine-1-carboxylate

CAS号：1234615-73-6

methyl 4-fluoro-1H-pyrrolo[2,3-b]pyridine-5-carboxylate

CAS号：1234615-74-7

2-甲基-2H-吲唑-7-羧酸

2-Methylindazole-7-carboxylic acid

CAS号：1234615-75-8

methyl 7H-pyrrolo[2,3-d]pyrimidine-5-carboxylate

CAS号：1234615-76-9

4-(氨基甲基)哌啶-2-酮

4-(aminomethyl)piperidin-2-one

CAS号：1234615-77-0

Methyl 5-iodo-1H-pyrrolo[2,3-b]pyridine-3-carboxylate

methyl 5-iodo-1H-pyrrolo[2,3-b]pyridine-3-carboxylate

CAS号：1234615-78-1

3-碘-吡咯烷-1-羧酸苄酯

benzyl 3-iodopyrrolidine-1-carboxylate

CAS号：1234615-79-2

2-Pyridineacetic acid, 5-iodo-, ethyl ester

CAS号：1234615-80-5