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31669-M

Sigma-Aldrich

Tin(II) chloride dihydrate

puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥98%

Synonym(s):

Stannous chloride dihydrate

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About This Item

Linear Formula:
SnCl2 · 2H2O
CAS Number:
10025-69-1
Molecular Weight:
225.65
EC Number:
231-868-0
MDL number:
MFCD00149863
UNSPSC Code:
12352302
PubChem Substance ID:
329753876
NACRES:
NA.21

grade

ACS reagent
puriss. p.a.

Agency

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

Assay

≥98%

form

fine crystals

impurities

≤0.005% insoluble in hydrochloric acid
≤0.01% other heavy metals (as Pb)
≤0.05% subst. not precip. by H2S (SO4)
≤20 mg/kg ammonium (NH4)

bp

652 °C (lit.)

mp

37-38 °C (dec.) (lit.)

anion traces

sulfate (SO42-): ≤20 mg/kg

cation traces

As: ≤0.0001%
Ca: ≤0.005%
Cu: ≤0.001%
Fe: ≤0.002%
K: ≤0.005%
Mg: ≤0.005%
Mn: ≤0.0005%
Na: ≤0.005%
Ni: ≤0.0005%
Pb: ≤0.005%

SMILES string

O.O.Cl[SnH2]Cl

InChI

1S/2ClH.2H2O.Sn/h2*1H;2*1H2;/q;;;;+2/p-2

InChI key

FWPIDFUJEMBDLS-UHFFFAOYSA-L

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General description

Tin(II) chloride dihydrate is the hydrated salt of tin(II). Its crystals are monoclinic and their structure has been investigated by single crystal X-ray diffraction method. Cell parameters were reported to be: a=9.313, b=7.250, c=8.970Å, β=114°55′ and Z=4.

Application

Tin(II) chloride dihydrate may be used in the following studies:
  • Synthesis of indoles.
  • Preparation of aldehydes.
  • As Lewis acid catalyst for the synthesis of 3-aminoimidazo[1,2-a]pyridines, via multi-component reactions.

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B - Skin Sens. 1 - STOT RE 2 Oral - STOT SE 3

Target Organs

Cardio-vascular system, Respiratory system

Storage Class Code

8B - Non-combustible corrosive hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PDSCL

Deleterious substance

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

31669-1KG-M:
31669-6X1KG-M:
31669-BULK-M:
31669-500G-M:

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Certificates of Analysis (COA)

Lot/Batch Number
STBK8933
STBL1750
STBL0588
STBK3609
STBK5614

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