D-Aspartic Acid Cas 1783-96-6 D-Asp

pharmaceutical intermediates

D-Aspartic acid Basic information
Product Name:	D-Aspartic acid
CAS:	1783-96-6
MF:	C4H7NO4
MW:	133.1
EINECS:	217-234-6
Mol File:	1783-96-6.mol
D-Aspartic acid Chemical Properties
Melting point	>300 °C(lit.)
alpha	-25.8 º (c=5, 5N HCl)
Boiling point	245.59°C (rough estimate)
density	1.66
refractive index	-25 ° (C=8, 50% HCl)
storage temp.	Keep in dark place,Inert atmosphere,Room temperature
solubility	Aqueous Acid (Sparingly)
form	Crystalline Powder
pka	pK1: 1.89(0);pK2: 3.65;pK3: 9.60 (25°C)
color	White to off-white
optical activity	[α]20/D 24°, c = 2.3 in 6 M HCl
Water Solubility	SOLUBLE
Merck	14,840
BRN	1723529
InChIKey	CKLJMWTZIZZHCS-UWTATZPHSA-N
LogP	-1.075 (est)
CAS DataBase Reference	1783-96-6(CAS DataBase Reference)
NIST Chemistry Reference	D-aspartic acid(1783-96-6)

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Mass Spectrometry Analysis

GC-MS / LC-MS/MS: Qualitative and Quantitative Analysis
ICP-MS: Trace Metal Elements (ppb Level)
TOF-MS: Precise Molecular Weight Determination

Thermal Analysis Methods

Thermogravimetric Analysis (TGA)
Differential Scanning Calorimetry (DSC)
Differential Thermal Analysis (DTA)