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D-Glutamic acid

Cas:
6893-26-1
Molecular Structure:
MDL:
MFCD00063112
Molecular Formula:
C5H10N2O3;HO2CCH2CH2CH(NH2)CO2H
Molecular Weight:
147.13
Alias:
(R)-2-Aminoglutaric acid (R)-2-Aminopentanedioic acid D-Glutamic acid D-Glu R-(−)-1-Aminopropane-1,3-dicarboxylic acid
Product order:
Name Specifications Packing Price Delivery
D-Glutamic acid 98% 100g RMB 1408 Consulting service
D-Glutamic acid 98% 25g RMB 726 Consulting service
D-Glutamic acid 98% 5g RMB 209 Consulting service
D-Glutamic acid 98% 1g RMB 132 Consulting service
Character:
谷氨酸的非天然异构体。水中溶解度:7 g/L (20°C),实际上不溶于有机溶剂。
熔点:200-202°C
比旋光度:-31.3°(c=10, 2 N HCl) 
Quality Standard:
外观Appearance                          白色至类白色粉末
红外光谱鉴别Infrared spectrum           conforms
纯度Purity                              ≥99% (TLC)
纯度purity                              99.0 - 101.0 %(中和滴定)
干燥损失Loss on drying                  <0.5 % (105°C, 3 小时)
硫酸盐灰分Sulfated ash                  <0.1 %
其它氨基酸Other amino acids             <0.5 % (TLC)
比旋光度Specific rotation [a]20/D -30.0 to -33.0 deg(C=5, HCl(1+5))
盐酸溶解试验Solubility in HCl(1+10)     溶液基本透明
Storage:
用途  氨基酸类药。
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