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L-抗坏血酸 [维生素C],L-Ascorbic acid;puriss. p.a., ACS reagent, reag. ISO, Ph. Eur., 99.7-100.5% (oxidimetric)

别名:Vitamin C,L-Xyloascorbic acid,3-Oxo-L-gulofura-nolactone(enol form),L-Threoascorbic acid,Antiscorbutic factor,维他命C,维C,VC,维生素 C,丙种维生素,2,3,4,5,6-五羟基-2-己烯酸-4-内酯,抗坏血病因子

CAS号 50-81-7 经验分子式(希尔表示法) C6H8O6 分子量 176.12 Beilstein/REAXYS Number 84272 EINECS 编号 200-066-2 MDL number MFCD00064328 PubChem Substance ID 57648740 NACRES NA.21
制造商品牌: 西格玛 Sigma-Aldrich
货号(SKU): 33034
CAS号: 50-81-7
MDL号: MFCD00064328
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¥985.67

产品描述

General description

L-Ascorbic acid or vitamin C is a water-soluble vitamin found in various foodstuffs. Benefits of vitamin C may include protection against immune system deficiencies, cardiovascular disease, hyperpigmentation, skin protection, anti-aging, iron absorption, and red blood cell production. It is also useful in the biosynthesis of collagen, L-carnitine, and neurotransmitters.[5][6][7][8]

Application

L-Ascorbic acid has been used as an analytical interfering substance in glycated albumin (GA) enzymatic assay.[9]

性质

Quality Level200
biological sourcesynthetic
gradeACS reagent
Agency/MethodPh. Eur.
reag. ISO
gradepuriss. p.a.
assay99.7-100.5% (oxidimetric)
formsolid
optical activity[α]20/D +20.5 to +21.5°, c = 10% in H2O
application(s)cell analysis: suitable
impuritiesrelated substances, in accordance (HPLC)
≤0.001% heavy metals (by ICP-OES)
ign. residue≤0.05% (as SO4)
loss≤0.1% loss on drying, 105 °C
pH2.1-2.6 (20 °C, 5%)
mp190-194 °C (dec.)
solubilitywater: soluble 176 g/L at 20 °C
anion traceschloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤20 mg/kg
cation tracesAs: ≤1 mg/kg
Cu: ≤5 mg/kg
Fe: ≤2 mg/kg
Pb: ≤5 mg/kg
Zn: ≤10 mg/kg
suitabilitycomplies for appearance of solution
passes test for identity (IR)
SMILES stringOC([C@]([C@@H](O)CO)([H])O1)=C(O)C1=O
InChI1S/C6H8O6/c7-1-2(8)5-3(9)4(10)6(11)12-5/h2,5,7-10H,1H2/t2-,5+/m0/s1
InChI keyCIWBSHSKHKDKBQ-JLAZNSOCSA-N
Gene Informationhuman ... SLC23A2(9962)


安全信息

RIDADR NONH for all modes of transport
WGK德国 1
RTECS CI7650000
商品规格
属性名称属性值
储存温度 Storage temp.常温阴凉避光
全球实时库存 Availability √美国St. Louis ≥ 99 | 欧洲Eur. ≥ 10 | 東京Tokyo ≥ 22 | 香港与北京 ≥ 32
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