Vilanterol trifenatate
[CAS# 503070-58-4]

Identification

• Classification: Pharmaceutical intermediate >> API intermediate
• Name: Vilanterol trifenatate
• Synonyms: 4-[(R)-2-[[6-[2-(2,6-Dichlorobenzyloxy)ethoxy]hexyl]amino]-1-hydroxyethyl]-2-(hydroxymethyl)phenol triphenylacetate; GW 642444M
• Molecular Formula: C₂₄H₃₃Cl₂NO₅.C₂₀H₁₆O₂
• Molecular Weight: 774.77
• CAS Registry Number: 503070-58-4
• EC Number: 638-763-2

Properties

• Melting point: 131.9-134.2 °C^*

^* Procopiou, Panayiotis A.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Chronic hazardous to the aquatic environment	Aquatic Chronic	2	H411
Specific target organ toxicity - repeated exposure	STOT RE	2	H373
Reproductive toxicity	Repr.	2	H361
Specific target organ toxicity - single exposure	STOT SE	1	H370
Chronic hazardous to the aquatic environment	Aquatic Chronic	4	H413
Acute toxicity	Acute Tox.	4	H302
Skin irritation	Skin Irrit.	2	H315
Germ cell mutagenicity	Muta.	2	H341
Skin sensitization	Skin Sens.	1	H317
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Serious eye damage	Eye Dam.	1	H318
Respiratory sensitization	Resp. Sens.	1	H334