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Merck

Specification Sheet

Product Name
(R)-(+)-α-Methylbenzyl isocyanate derivatization grade (chiral), LiChropur, ≥99.0%

Product Number
77968

Product Brand
SIAL

CAS Number
33375-06-3

Molecular Weight
147.17

Test

Specification

APPEARANCE (COLOR)Colorless to Very Faint Yellow
APPEARANCE (FORM)Liquid
PURITY (GC AREA %)≥ 99.0 %
ENANTIOMERIC RATIO≥ 99.5 : 0.5 %
SPECIFIC ROTATION (20/D)10.5 ± 0.5 Degrees
CONCENTRATIONNEAT
DENSITY D20/41.040 - 1.050
REFRACTIVE INDEX N20/D1.512 - 1.514
INFRARED SPECTRUMCONFORMS TO STRUCTURE
RECOMMENDED RETEST PERIOD28 MONTHS