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Shanghai Hanhong Scientific Co.,Ltd.??? ?? ??? ?????.

?? ?:Shanghai Hanhong Scientific Co.,Ltd.
??:021-64543801
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??:China
URL: www.hanhongsci.com
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2,5-Dimethylpyrazine2,5-??????123-32-0C6H8N2
3-Chloro-2,5-dimethylpyrazine3-???-2,5-???????95-89-6C6H7ClN2
Tetra-2-pyridinylpyrazine25005-97-4C24H16N6
2-Methylpyrazine?????109-08-0C5H6N2
2-Pyrazineethanethiol35250-53-4C6H8N2S
4,4′-Trimethylenedipiperidine4,4′-??????????16898-52-5C13H26N2
Pipenzolate bromide???1-??????-3-????????????125-51-9C22H28BrNO3
2-Amino-5-bromopyrazine59489-71-3C4H4BrN3
Copper(II) 2-pyrazinecarboxylate??(II)2-??????????97304656-23-3C10H6CuN4O4
5,6-Dimethyl-2,3-pyrazinedicarbonitrile5,6-???-2,3-??????????40227-17-6C8H6N4
4-Amino-1-benzylpiperidine4-???-1-??????50541-93-0C12H18N2
4-Acetyl-4-phenylpiperidine hydrochloride4-???-4-?????????10315-03-4C13H18ClNO
2-Mercaptopyrazine38521-06-1C4H4N2S
4-MethylmorpholineN-?????109-02-4C5H11NO
Piperine???94-62-2C17H19NO3
2-Acetylpyrazine22047-25-2C6H6N2O
2-Cyanopyrazine2-??????19847-12-2C5H3N3
2-(methylthio)Pyrazine21948-70-9C5H6N2S
3-Aminopyrazine-2-carboxylic acid methyl ester16298-03-6C6H7N3O2
PYRAZINE290-37-9C4H4N2
4-(Fmoc-amino)piperidine hydrochloride4-(FMOC-???)???????221352-86-9C20H23ClN2O2
2,3-Dichloropyrazine4858-85-9C4H2Cl2N2
4-Aminopyrazine4-??????59139-50-3
1-Bis(4-fluorophenyl)methyl piperazine4,4'-??????????????27469-60-9C17H18F2N2
2-methoxy-3-methylpyrazine??-3-??????2847-30-5C6H8N2O
2-Chloro-3-methylpyrazine95-58-9C5H5ClN2
2,3-Pyrazinedicarboxylic acid2,3-?????????89-01-0C6H4N2O4
2,3,5-Trimethylpyrazine2,3,5-???????14667-55-1C7H10N2
2-Isobutyl-3-methoxypyrazine????-3-??????24683-00-9C9H14N2O
2-amino-6-chloropyrazine33332-28-4C4H4ClN3
2,3-Pyrazinecarboxylic anhydride2,3-????????? ???????4744-50-7C6H2N2O3
2-Aminopyrazine5049-61-6C4H5N3
Thiomorpholine??????123-90-0C4H9NS
Pyrazinecarboxylic acid????????98-97-5C5H4N2O2
2,6-Dichloropyrazine4774-14-5C4H2Cl2N2
1-Benzyl-4-(N-Boc-amino) piperidine1-??-4-(N-BOC-???)????9873889-19-7C17H26N2O2
4′-Piperidinoacetophenone4′-??????????10342-85-5C13H17NO
2-Methoxypyrazine3149-28-8C5H6N2O
3-Chloro-6-hydrazinopyridazine17284-97-8C4H5ClN4
N-(1,1-dimethylethyl)-2-Pyrazinecarboxamide121885-10-7C9H13N3O
2,6-Dimethylpyrazine108-50-9C6H8N2
2,3-Diethylpyrazine2,3-??????15707-24-1C8H12N2
2,5-Dichloropyrazine19745-07-4C4H2Cl2N2
2,5-Diethylpyrazine13238-84-1C8H12N2
4,4′-Ethylenedipiperidine dihydrochloride4,4'-??????????????????80997-86-0C12H26Cl2N2
Ethyl N-Boc-piperidine-4-carboxylate142851-03-4C13H23NO4
2-Ethyl-6-methylpyrazine13925-03-6C7H10N2
Benzyl 4-hydroxy-1-piperidinecarboxylate??4-????-1-???????????95798-23-5C13H17NO3
2-Butylpyrazine29460-91-1C8H12N2
2-Bromopyrazine56423-63-3C4H3BrN2
4-Bromo-N-Z-piperidine??4-?????????-1(2H)-?????????166953-64-6C13H16BrNO2
4,4′-Trimethylenebis(1-methylpiperidine)4,4'-???????(1-??????)64168-11-2C15H30N2
2-Amino-3,5-dibromopyrazine24241-18-7C4H3Br2N3
2,6-dimethoxypyrazine4774-15-6C6H8N2O2
Methyl 2-pyrazinecarboxylate6164-79-0C6H6N2O2
Iodopyrazine32111-21-0C4H3IN2
2-Ethylpyrazine?????(2-)13925-00-3C6H8N2
2-ethyl-3-methylpyrazine??(2-)-3-??????15707-23-0C7H10N2
2,3,5,6-tetramethylpyrazine????????1124-11-4C8H12N2
2,3-Bis(2-pyridyl)pyrazine2,3-??(2-???)???25005-96-3C14H10N4
2,3-Pyrazinedicarbonitrile2,3-??????????13481-25-9C6H2N4
2,3-Pyrazinedicarboxamide2,3-???????????6164-78-9C6H6N4O2
5-Hydroxy-2-pyrazinecarboxylic acid34604-60-9C5H4N2O3
Cyproheptadine hydrochloride sesquihydrate41354-29-4C21H24ClNO
N-Benzylpiperidine-4-carboxaldehydeN-??????-4-????????22065-85-6C13H17NO
2-ethyl-5-methylpyrazine13360-64-0C7H10N2
2-(Chloromethyl)pyrazine39204-47-2C5H5ClN2
2-(4-Boc-aminopiperidin-1-yl)-2-(furan-2-yl)acetic acid870703-77-8C16H24N2O5
3-amino-2-Pyrazinecarboxylic acid5424-01-1C5H5N3O2
2-Ethoxypyrazine38028-67-0C6H8N2O
Ethyl N-Boc-4-methylpiperidine-4-carboxylate189442-87-3C14H25NO4
2-Methylpyrazine-5-carboxylic acid5521-55-1C6H6N2O2
3-Amino-6-(chloromethyl)-2-pyrazinecarbonitrile 4-oxide40127-89-7C6H5ClN4O
2-Methyl-3-(methylthio)pyrazine2882-20-4C6H8N2S
Monopotassium monosodium tartrate tetrahydrate????? ??? ??6381-59-5C4H12KNaO10
2-Chloropyrazine??????14508-49-7C4H3ClN2
5,6,7,8-Tetrahydroquinoxaline???????????34413-35-9C8H10N2
2-sec-Butyl-3-methoxypyrazine24168-70-5C9H14N2O
Pyrazinecarboxamide???????98-96-4C5H5N3O
2,3-Diamino-5-bromopyrazine5-???-???-2,3-???89123-58-0C4H5BrN4
N-Benzyl-3-hydroxypiperidine1-??-3-?????14813-01-5C12H17NO
5-chloro-2-Pyrazinecarboxylic acid36070-80-1C5H3ClN2O2
2-Ethyl-3-methoxypyrazine??(2-)????25680-58-4C7H10N2O
N-Boc-4-piperidineacetaldehyde4-(2-????)????-1-?????,tert-??????142374-19-4C12H21NO3
Imidazo[1,2-a]pyrazine274-79-3C6H5N3
Eucatropine hydrochloride????????536-93-6C17H26ClNO3
1,1′-(Azodicarbonyl)dipiperidine10465-81-3C12H20N4O2
N-Boc-2-piperidineethanol2-(2-?????-??)-????-1-?????TERT-??????118811-03-3C12H23NO3
2,3-Dimethylpyrazine2,3-??????5910-89-4C6H8N2
4-(Boc-amino)-1-[(2-hydroxyphenyl)(thiophen-2-yl)methyl]piperidine870703-80-3C21H28N2O3S
2-(4-Boc-aminopiperidin-1-yl)-3-butenoic acid870703-76-7C14H24N2O4
3-Bromoimidazo[1,2-a]pyrazine57948-41-1C6H4BrN3
2-(Bromomethyl)pyrazine60023-35-0C5H5BrN2
4-Benzylpiperidine4-??????31252-42-3C12H17N
2-Isopropyl-3-methoxypyrazine25773-40-4C8H12N2O
4-Diphenylmethoxy-1-methylpiperidine hydrochloride????????????????132-18-3C19H24ClNO
1-Benzyl-4-hydroxypiperidine4727-72-4C12H17NO
2,3-Diethyl-5-methylpyrazine18138-04-0C9H14N2
N-Boc-4-piperidineethanol1-Boc-4-(2-??????)????89151-44-0C12H23NO3
2-Pyrazinemethanol6705-33-5C5H6N2O
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