D-Alanine
Molecular Structure:
MDL:
MFCD00008077
Molecular Formula:
C3H7NO2; CH3CH(NH2)CO2H
Molecular Weight:
89.10
Alias:
D-氨基丙酸,L-A-丙氨酸
(R)-2-Aminopropionic acid
D-2-Aminopropionic acid
L-a-Alanine
H-D-Ala-OH
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
D-Alanine |
98% |
100g |
RMB 1705 |
Consulting service |
D-Alanine |
98% |
25g |
RMB 495 |
Consulting service |
D-Alanine |
98% |
5g |
RMB 132 |
Consulting service |
Character:
水中溶解度:155 g/l (20°C),微溶于醇,不溶于醚和有机溶剂。
熔点:291°C
[α]20D -14 ° (C=2, 6mol/L HCl)
Quality Standard:
外观Appearance 白色至类白色结晶粉末
红外光谱鉴别Infrared spectrometry 符合
纯度Purity ≥98.0% (TLC)
干燥损失Loss on drying <0.2 % (105°C, 3 hrs)
重金属Heavy metals (as Pb) <10 ppm
硫酸盐灰分Sulfated ash <0.1 %
比旋光度Specific rotation [a]20/D -13.0 ~ -15.0°(c=10, 6 N HCl)
氯化物(Cl)Chloride < 200 ppm
透光度Transmittance >95 % (c=10, H2O, 430 nm) 1 cm cell
L-丙氨酸Alanine <1 % (HPLC)