L-丝氨酸/(S)-(+)-2-氨基-3-羟基丙酸/3-羟基-L-丙氨酸,≥99.5% (NT)
- 产品编号：S0235
- 中文名称：L-丝氨酸/(S)-(+)-2-氨基-3-羟基丙酸/3-羟基-L-丙氨酸
- 英文名称：L-Serine
- 英文别名:(S)-(+)-2-Amino-3-hydroxypropionic acid;3-Hydroxy-L-alanine
- CAS号:56-45-1
- 分子式:C3H7NO3
- 分子量:105.09
- 纯度:≥99.5% (NT)
- EC号:200-274-3
- MDL号:MFCD00064224
订货信息：
产品规格价格(RMB)
- S0235-5G60
- S0235-25G190
- S0235-100G450
性能描述
溶解性：溶于水,不溶于无水乙醇和乙醚。
assay ≥99.5% (NT)
optical activity [α]20/D +13±0.5°, c = 5% in 5 M HCl
impurities insoluble matter, passes filter test
≤0.3% foreign amino acids
ign. residue ≤0.1% (as SO4)
loss ≤0.1% loss on drying, 20 °C (HV)
mp 222 °C (dec.)(lit.)
solubility 1 M HCl: soluble0.5 M at 20 °C, clear, colorless
Biochem/physiol Actions
Precursor of glycine by serine hydroxymethyltransferase.
Other Notes
Synthesis of labels for protonation studies by Fourier Transform infrared methods; Stabilizes mung bean nuclease at pH values below seven; Amino acid spacing in isotachophoresis on polyacrylamide gel - a critical evaluation; Growth requirement of various microorganisms.
