793523
Zinc chloride
anhydrous, free-flowing, Redi-Dri™, reagent grade, ≥98%
Synonym(s):
Dichlorozinc
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About This Item
Linear Formula:
ZnCl2
CAS Number:
Molecular Weight:
136.30
UNSPSC Code:
12352302
NACRES:
NA.21
PubChem Substance ID:
EC Number:
231-592-0
MDL number:
Assay:
≥98%
Grade:
anhydrous, reagent grade
Form:
powder or crystals
Quality Segment
grade
anhydrous, reagent grade
vapor pressure
1 mmHg ( 428 °C)
product line
Redi-Dri™
assay
≥98%
form
powder or crystals
quality
free-flowing
pH
5 (20 °C, 100 g/L)
mp
293 °C (lit.)
SMILES string
[Cl-].[Cl-].[Zn++]
InChI
1S/2ClH.Zn/h2*1H;/q;;+2/p-2
InChI key
JIAARYAFYJHUJI-UHFFFAOYSA-L
General description
Zinc chloride is a Lewis acid that can be used to promote cycloaddition, substitution, and addition reactions, including electrophilic aromatic additions and selective reductions. It is also used in the preparation of organozinc reagents via transmetalation.
Application
Zinc chloride can be used as a catalyst in the:
- Chemoselective dimethyl acetalization of aldehydes and ketones with trimethyl orthoformate to synthesize dimethyl acetals.
- Synthesis of 9-substituted acridines via Bernthsen reaction.
Legal Information
Redi-Dri is a trademark of Sigma-Aldrich Co. LLC
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3
target_organs
Respiratory system
Storage Class
8B - Non-combustible corrosive hazardous materials
flash_point_f
Not applicable
flash_point_c
Not applicable
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