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49554

Sigma-Aldrich

(R)-1-[3,5-Bis(trifluoromethyl)phenyl]ethanol

≥98.0% (GC)

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About This Item

Empirical Formula (Hill Notation):
C10H8F6O
CAS Number:
Molecular Weight:
258.16
MDL number:
UNSPSC Code:
12352002
PubChem Substance ID:

Assay

≥98.0% (GC)

form

solid

optical activity

[α]/D +27±1°, c = 1 in acetonitrile

optical purity

enantiomeric ratio: 97:3 (GC)

mp

53-58 °C

SMILES string

C[C@@H](O)c1cc(cc(c1)C(F)(F)F)C(F)(F)F

InChI

1S/C10H8F6O/c1-5(17)6-2-7(9(11,12)13)4-8(3-6)10(14,15)16/h2-5,17H,1H3/t5-/m1/s1

InChI key

MMSCIQKQJVBPIR-RXMQYKEDSA-N

General description

(R)-1-[3,5-Bis(trifluoromethyl)phenyl]ethanol is a key intermediate for the synthesis of aprepitant, a potent human neurokinin-1 (NK-1) receptor.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Efficient Synthesis of (1R)-[3, 5-Bis (trifluoromethyl) phenyl] Ethanol, a Key Intermediate for Aprepitant, an NK-1 Receptor Antagonist.
Vankawala PJ, et al.
Synthetic Communications, 37(19), 3439-3446 (2007)

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