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Key Documents

12801

Sigma-Aldrich

Ammonium tetrachlorocuprate(II) dihydrate

purum, ≥98%

Synonym(s):

Diammonium tetrachlorocuprate(II) dihydrate, Ammonium chlorocuprate(II), Ammonium copper chloride

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About This Item

Linear Formula:
(NH4)2CuCl4 · 2H2O
CAS Number:
Molecular Weight:
277.47
MDL number:
UNSPSC Code:
12161600
PubChem Substance ID:
NACRES:
NA.22

grade

purum

Quality Level

Assay

≥98%

form

solid

reaction suitability

core: copper
reagent type: catalyst

anion traces

sulfate (SO42-): ≤100 mg/kg

cation traces

Fe: ≤50 mg/kg

SMILES string

[NH4+].[NH4+].O.O.Cl[Cu--](Cl)(Cl)Cl

InChI

1S/4ClH.Cu.2H3N.2H2O/h4*1H;;2*1H3;2*1H2/q;;;;+2;;;;/p-2

InChI key

LLMDTWKBBWCWNN-UHFFFAOYSA-L

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Application

Detection of iron in steel

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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