50428-14-3

50428-14-3 structure

Name: Dehydronitroso Nifedipine
Chemical Name: Dimethyl 2,6-dimethyl-4-(2-nitrosophenyl)-3,5-pyridinedicarboxylate
CAS Number: 50428-14-3
Molecular Formula: C₁₇H₁₆N₂O₅
Molecular Weight: 328.31900
Create Date: 2019-02-17 15:52:51
Modify Date: 2025-08-25 18:21:53

Name	Dimethyl 2,6-dimethyl-4-(2-nitrosophenyl)-3,5-pyridinedicarboxylate
Synonyms	Dehydronitroso Nifedipine dimethyl 2,6-dimethyl-4-(2-nitrosophenyl)pyridine-3,5-dicarboxylate Nifedipine Nitrosophenylpyridine Analog Nifedipine impurity B Dehydronitrosonifedipine 4-(2-Nitrosophenyl)-2,6-dimethyl-3,5-dimethoxycarbonylpyridine Nifedipine Impurity 2

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302-H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
RIDADR	NONH for all modes of transport
HS Code	2933399090

21731-17-9

50428-14-3

Literature: Goerlitzer; Buss Archiv der Pharmazie, 1981 , vol. 314, # 11 p. 938 - 949

119777-23-0

50428-14-3

67035-22-7

21829-25-4

~99%

50428-14-3

Literature: Vries, Henk de; Henegouwen, M. J. Beijersbergen van Photochemistry and Photobiology, 1995 , vol. 62, # 6 p. 959 - 963

21829-25-4

~87%

50428-14-3

142271-31-6

Literature: Merillon, J. M.; Liu, D.; Laurent, Y.; Rideau, M.; Viel, C. Phytochemistry (Elsevier), 1992 , vol. 31, # 5 p. 1609 - 1612

552-89-6

50428-14-3

Literature: Goerlitzer; Buss Archiv der Pharmazie, 1981 , vol. 314, # 11 p. 938 - 949

105-45-3

50428-14-3

Literature: Goerlitzer; Buss Archiv der Pharmazie, 1981 , vol. 314, # 11 p. 938 - 949

21829-25-4

~95%

50428-14-3

67035-22-7

Literature: Fasani, Elisa; Dondi, Daniele; Ricci, Andrea; Albini, Angelo Photochemistry and Photobiology, 2006 , vol. 82, # 1 p. 225 - 230

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%