Nintedanib Impurity 33
[CAS 2410284-90-9]

Identification

• Name: Nintedanib Impurity 33
• Synonyms: Dimethyl 3,3'-(((((2,2'-(piperazine-1,4-diyl)bis(acetyl))bis(methylazanediyl))bis(4,1-phenylene))bis(azanediyl))bis(phenylmethanylylidene))(3Z,3'E)-bis(2-oxoindoline-6-carboxylate)
• Molecular Formula: C₅₆H₅₂N₈O₈
• Molecular Weight: 965.06
• CAS Registry Number: 2410284-90-9
• EC Number: 857-305-4
• SMILES: O=C1/C(C2=CC=C(C(OC)=O)C=C2N1)=C(C3=CC=CC=C3)NC4=CC=C(N(C)C(CN5CCN(CC(N(C6=CC=C(N/C(C7=CC=CC=C7)=C8C9=CC=C(C(OC)=O)C=C9NC8=O)C=C6)C)=O)CC5)=O)C=C4

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335
Acute toxicity	Acute Tox.	4	H302
Skin irritation	Skin Irrit.	2	H315