Catalogue Number:D231247Chemical Name:N-Demethyl Ricinine-13C3Synonyms:1,2-Dihydro-4-methoxy-2-oxo-3-pyridinecarbonitrile-13C3; 1,2-Dihydro-4-methoxy-2-oxonicotinonitrile-13C3; 3-Cyano-2-hydroxy-4-methoxypyridine-13C3; 4-Methoxy-2-oxo-1,2-dihydropyridine-3-carbonitrile-13C3; N-Demethylricinine-13C3;CAS Number:1391053-00-1Alternate CAS #21642-98-8 - unlabelledMolecular Formula:C₄¹³C₃H₆N₂O₂Appearance:Off-White SolidMolecular…

Catalogue Number:D231245Chemical Name:N-Demethyl RicinineSynonyms:1,2-Dihydro-4-methoxy-2-oxo-3-pyridinecarbonitrile; 1,2-Dihydro-4-methoxy-2-oxonicotinonitrile; 3-Cyano-2-hydroxy-4-methoxypyridine; 4-Methoxy-2-oxo-1,2-dihydropyridine-3-carbonitrile; N-Demethylricinine;CAS Number:21642-98-8Molecular Formula:C₇H₆N₂O₂Appearance:White to Pale Yellow SolidMelting Point:276-278°CMolecular…

Catalogue Number:D231240Chemical Name:7-O-Demethyl Rapamycin (~80%)Synonyms:7-O-Demethyl Cypher; 7-O-Demethyl Rapammune; 7-O-Demethyl Sirolimus;CAS Number:151519-50-5Molecular Formula:C₅₀H₇₇NO₁₃Appearance:White to Pale Yellow…

Catalogue Number:D231235Chemical Name:Demethylpiperazinyl Sildenafil Sulfonic AcidSynonyms:3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxybenzenesulfonic Acid; Sildenafil EP Impurity D;Impurity:Sildenafil EP Impurity DCAS Number:1357931-55-5Molecular…

Catalogue Number:D231222Chemical Name:rac N-Demethyl Promethazine-d3 HydrochlorideSynonyms:N,α-Dimethyl-10H-phenothiazine-10-ethanamine-d3 Hydrochloride; Nor1-Promethazine-d3 Monohydrochloride;CAS Number:1330173-19-7Alternate CAS #60113-77-1-unlabelled; Free Base: 1330822-93-9Molecular…

Catalogue Number:D231220Chemical Name:rac N-Demethyl Promethazine HydrochlorideSynonyms:N,α-Dimethyl-10H-phenothiazine-10-ethanamine Hydrochloride; Nor1-Promethazine Monohydrochloride; Promethazine EP Impurity C;Impurity:Promethazine EP Impurity…

Catalogue Number:D231218Chemical Name:4’-DemethylpodophyllotoxinSynonyms:4'-O-Demethylpodophyllotoxin; (5R,5aR,8aR,9R)-5,8,8a,9-Tetrahydro-9-hydroxy-5-(4-hydroxy-3,5-dimethoxyphenyl)furo[3',4':6,7]naphtho[2,3-d]-1,3-dioxol-6(5aH)-one;CAS Number:40505-27-9Molecular Formula:C₂₁H₂₀O₈Appearance:White to Off-White SolidMelting Point:>230°C (dec.)Molecular Weight:400.38Storage:-20°CSolubility:Chloroform (Slightly, Heated), Methanol…

Catalogue Number:D231215Chemical Name:De(methypiperazinyl) Sildenafil Dimer Impurity:Synonyms:5-[2-Ethoxy-5-[4-[4-ethoxy-3-(1-methyl-7-oxo-3-propyl-4,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)phenyl]sulfonyl]phenyl]-1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one;Impurity:Sildenafil Impurity:CAS Number:1346603-48-2Molecular Formula:C₃₄H₃₈N₈O₆SAppearance:White to Off-White SolidMelting Point:268-272°C (dec.)Molecular Weight:686.78Storage:4°CSolubility:Dichloromethane…

Catalogue Number:D231208Chemical Name:4'-DemethylpicropodophyllinSynonyms:(5R,5aS,8aR,9R)-5,8,8a,9-Tetrahydro-9-hydroxy-5-(4-hydroxy-3,5-dimethoxyphenyl)furo[3',4':6,7]naphtho[2,3-d]-1,3-dioxol-6(5aH)-one; [5R-(5α,5aα,8aα,9α)]-5,8,8a,9-Tetrahydro-9-hydroxy-5-(4-hydroxy-3,5-dimethoxyphenyl)furo[3',4':6,7]naphtho[2,3-d]-1,3-dioxol-6(5aH)-one;CAS Number:112066-16-7Molecular Formula:C₂₁H₂₀O₈Molecular Weight:400.38Category:Standards; Natural Products; Extracted;Applications:4'-Demethylpicropodophyllin is one of eight known…

Catalogue Number:D231185Chemical Name:Demethyl IsradipineSynonyms:4-(Benzo[c][1,2,5]oxadiazol-4-yl)-5-(isopropoxycarbonyl)-2,6-dimethyl-1,4-dihydropyridine-3-carboxylic Acid; 4-(2,1,3-Benzoxadiazol-4-yl)-1,4-dihydro-2,6-dimethyl-3,5-pyridinedicarboxylic Acid 3-(1-Methylethyl) Ester; 4-(2,1,3-Benzoxadiazol-4-yl)-1,4-dihydro-2,6-dimethyl-3,5-pyridinedicarboxylic Acid Mono(1-methylethyl) Ester; 4-(4-Benzofurazanyl)-1,4-dihydro-2,6-dimethyl-pyridinedicarboxylic Acid…