DL-Tryptophan
Molecular Structure:
MDL:
MFCD00064339
Molecular Formula:
C11H12N2O2
Molecular Weight:
204.23
Alias:
(±)-α-Amino-3-indolepropionic acid
(±)-2-Amino-3-(3-indolyl)propionic acid
DL-3β-Indolylalanine
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
DL-Tryptophan |
99% |
100g |
RMB 1056 |
Consulting service |
DL-Tryptophan |
99% |
25g |
RMB 308 |
Consulting service |
DL-Tryptophan |
99% |
5g |
RMB 121 |
Consulting service |
Character:
味稍甜。對(duì)光敏感。在堿液中穩(wěn)定,遇強(qiáng)酸分解。水中溶解度: 10 g/L (20°C) 溶于堿性氫氧化物溶液,溶于熱乙醇,不溶于氯仿,溶液鹽酸。
熔點(diǎn):275~282℃
Quality Standard:
外觀Appearance 白色至類白色粉末
紅外光譜鑒別Infrared spectrometry 和對(duì)照品匹配
純度Purity ≥99% (TLC)
干燥損失Loss on drying <0.4 %
重金屬Heavy metals (as Pb) <25 ppm
灼燒殘?jiān)黂esidue on ignition <0.1 %
Storage:
密封陰涼干燥避光保存。
用途 營(yíng)養(yǎng)和生化研究,制備組織培養(yǎng)基。