所有图片(1)

33034

Sigma-Aldrich

L -抗坏血酸

puriss. p.a., ACS reagent, reag. ISO, Ph. Eur., 99.7-100.5% (oxidimetric)

别名:
维生素 C, 抗坏血病因子, L-维生素 C
Empirical Formula (Hill Notation):
C6H8O6
CAS号:
分子量:
176.12
Beilstein:
84272
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.21

质量水平

200

生物来源

synthetic

等级

ACS reagent
puriss. p.a.

agency

Ph. Eur.
USP/NF
reag. ISO

测定

99.7-100.5% (oxidimetric)

形式

solid

旋光性

[α]20/D +20.5 to +21.5°, c = 10% in H2O

technique(s)

IR spectroscopy: suitable

杂质

related substances, in accordance (HPLC)
≤0.001% heavy metals (by ICP-OES)

灼烧残渣

≤0.05% (as SO4)

缺失

≤0.1% loss on drying, 105 °C

pH值(酸碱度)

2.1-2.6 (20 °C, 5%)

mp

190-194 °C (dec.)

溶解性

water: soluble 176 g/L at 20 °C

痕量阴离子

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤20 mg/kg

痕量阳离子

As: ≤1 mg/kg
Cu: ≤5 mg/kg
Fe: ≤2 mg/kg
Pb: ≤5 mg/kg
Zn: ≤10 mg/kg

适用性

complies for appearance of solution
passes test for identity (IR)

application(s)

cell analysis

SMILES string

OC([C@]([C@@H](O)CO)([H])O1)=C(O)C1=O

InChI

1S/C6H8O6/c7-1-2(8)5-3(9)4(10)6(11)12-5/h2,5,7-10H,1H2/t2-,5+/m0/s1

InChI key

CIWBSHSKHKDKBQ-JLAZNSOCSA-N

Gene Information

human ... SLC23A2(9962)

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相关类别

一般描述

L-抗坏血酸或维生素 C 是水溶性维生素,存在于各种食品中。维生素 C 的有益作用可能包括提供保护作用,作用于免疫系统缺陷、心血管疾病、色素沉着,皮肤保护、抗衰老、铁吸收​​和红细胞生成。也可用于生物合成胶原蛋白,左旋肉碱和神经递质。

应用

L-抗坏血酸可作为分析干扰物质,用于糖化白蛋白(GA)酶法测定。

储存分类代码

13 - Non Combustible Solids

WGK

WGK 1

个人防护装备

Eyeshields, Gloves, type N95 (US)

分析证书

原产地证书 (CofO)

Vitamin C: One compound, several uses. Advances for delivery, efficiency and stability
Testa R, et al.
Nanomedicine: Nanotechnology, Biology, and Medicine, 1(2), 162-171 (2016)
A family of mammalian NaI[plus]I-dependent L-ascorbic acid transporters.
Tsukaguchi H, et al.
Nature, 673(1), 70-75 (1999)
T R Tickner et al.
Clinica chimica acta; international journal of clinical chemistry, 85(2), 125-129 (1978-04-17)
A new colorimetric method for the assay of biliverdin in biological fluids is described. The method, based upon the reaction of biliverdin with barbituric acid, offers improved sensitivity and selectivity when compared to direct spectrophotometric measurements. Using this method biliverdinaemia
Total phenols, ascorbic acid, β-carotene and lycopene in Portuguese wild edible mushrooms and their antioxidant activities.
Barros L, et al.
Food Chemistry, 103(2), 413-419 (2007)
Vitamin C: One compound, several uses. Advances for delivery, efficiency and stability
Carita AC, et al.
Nanomedicine: Nanotechnology, Biology, and Medicine, 31(2), 102117-102117 (2019)

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