CAS
NO. |
32634-66-5 |
|
EINECS
NO. |
251-131-7 |
FORMULA |
C20H18O8 |
MOL
WT. |
386.35 |
H.S.
CODE
|
|
TOXICITY
|
|
SYNONYMS |
(-)-Di-1,4-toluoyl-L-tartaric acid;
L-(-)-Di-1,4-O-Tolyltartaric acid; |
2,3-Di-O-para-toluoyl-L-tartaric acid;
(-)-O,O'-Di-p-toluyl-L-tartaric acid; |
DERIVATION
|
|
CLASSIFICATION
|
|
PHYSICAL
AND CHEMICAL PROPERTIES
|
PHYSICAL
STATE |
off-white
crystalline powder
|
MELTING
POINT |
165
- 171 C |
BOILING
POINT |
|
SPECIFIC
GRAVITY |
|
SOLUBILITY
IN WATER |
|
pH |
|
VAPOR
DENSITY |
|
AUTOIGNITION
|
|
NFPA
RATINGS
|
Health: 2 Flammability: 0 Reactivity: 0 |
REFRACTIVE
INDEX
|
|
FLASH
POINT |
|
STABILITY |
Stable
under ordinary conditions. Hygroscopic. |
GENERAL
DESCRIPTION
|
An
effective reagent for kinetic resolution of racemic amines.
|
SALES
SPECIFICATION |
APPEARANCE
|
off-white
crystalline powder
|
CHEMICAL
PURITY
|
99.5%
min |
OPTICAL
PUIRTY
|
99.5%
min e.e. |
TRANSPORTATION |
PACKING |
|
HAZARD
CLASS |
|
UN
NO. |
|
OTHER
INFORMATION |
Hazard Symbols: XI, Risk Phrases: 36/37/38,
Safety Phrases: 22-24/25 Optical
Rotation: -136°
~ -142° (C=1, EtOH) |