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Merck
CN

33506

草酸 二水合物

ACS reagent grade, ≥99.5% (manganometric), crystals, puriss. p.a., reag. ISO, reag. Ph. Eur.

别名:

乙二酸

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关于此项目

线性分子式:
HO2CCO2H · 2H2O
化学文摘社编号:
6153-56-6
分子量:
126.07
NACRES:
NA.21
PubChem Substance ID:
57648855
eCl@ss:
39021701
UNSPSC Code:
12352100
EC Number:
205-634-3
MDL number:
MFCD00149102
Beilstein/REAXYS Number:
3679436

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产品名称

草酸 二水合物, puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.5% (manganometric)

InChI key

GEVPUGOOGXGPIO-UHFFFAOYSA-N

InChI

1S/C2H2O4.2H2O/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6);2*1H2

SMILES string

[H]O[H].[H]O[H].OC(=O)C(O)=O

grade

ACS reagent
puriss. p.a.

agency

USP/NF
reag. ISO
reag. Ph. Eur.

vapor density

4.4 (vs air)

vapor pressure

<0.01 mmHg ( 20 °C)

assay

≥99.5% (manganometric)

form

crystals

impurities

foreign organic matter, in accordance
≤0.001% total nitrogen (N)

ign. residue

≤0.01% (as SO4)

mp

104-106 °C (lit.)

anion traces

chloride (Cl-): ≤5 mg/kg
sulfate (SO42-): ≤20 mg/kg

cation traces

Ca: ≤5 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤2 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg
heavy metals: ≤5 ppm (by ICP-OES)

functional group

carboxylic acid

Quality Level

200

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相关类别

Application

草酸二水合物已用于制备草酸酯前体，其=可用于合成氧化锌纳米粉。它可用于制备液相色谱流动相中的 0.01M 草酸溶液。

General description

草酸二水合物晶体是单斜晶体，并显示出空间群 P21/n。每个晶胞包含两个分子。已评估了草酸二水合物中的 13C 化学位移屏蔽张量。

pictograms

CorrosionExclamation mark
GHS05,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Dam. 1

存储类别

11 - Combustible Solids

wgk

WGK 1

ppe

dust mask type N95 (US), Eyeshields, Gloves

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
BCCP0086
BCCL4245
BCCM4256
BCCK9057
BCCK9056

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