Ammonium zinc chloride

Description

Ammonium zinc chloride · CAS 52628-25-8 · Cl4Zn.2H4N. UNII NK9T00M5VV.

Identification

CAS Registry Number	52628-25-8
PubChem CID	61754
Molecular formula	Cl4Zn.2H4N
IUPAC name	diazanium;tetrachlorozinc(2-)
UNII (FDA)	NK9T00M5VV

Computed Descriptors

Molecular Weight	243.3
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	0
Exact Mass	241.870351
Monoisotopic Mass	239.873301
Topological Polar Surface Area	2
Heavy Atom Count	7
Formal Charge	0
Complexity	19.1

Physical description & handling notes

• Zinc ammonium chloride appears as a complex salt. Composition varies. A white crystalline solid. The primary hazard is the threat to the environment. Immediate steps should be taken to limit its spread to the environment. It is used in welding and soldering fluxes and in galvanizing steel.
• Liquid
• 644 °F at 760 mmHg (sublimes) (USCG, 1999)
• 1.81 at 68 °F (USCG, 1999) - Denser than water; will sink

Regulatory Status

Regulatory & Food Contact	FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS

GHS Hazard Classification

Reported hazard statements	H302 (100%), H314 (11.1%), H318 (88.9%), H400 (100%), H411 (100%), H410 (100%)

Documented Uses

• Textiles, apparel, and leather manufacturing
• Zincate(2-), tetrachloro-, ammonium (1:2), (T-4)-: ACTIVE

Synonyms

Diammonium tetrachlorozincate(2-); 14639-97-5; EINECS 238-687-6; EC 238-687-6; Zincate(2-), tetrachloro-, ammonium (1:2), (T-4)-; Zincate(2-), tetrachloro-, diammonium, (beta-4)-; 14639-97-552628-25-814639-98-6; 238-687-6; 258-054-8; 52628-25-8; AMMONIUM CHLOROZINCATE ((NH4)2(ZNCL4)); AMMONIUM CHLOROZINCATE ((NH4)2[ZNCL4]); Ammonium tetrachlorozincate; AMMONIUM TETRACHLOROZINCATE [MI]; AMMONIUM TETRACHLOROZINCATE(2-); AMMONIUM ZINC CHLORIDE

Frequently Asked Questions

What are the CAS number and molecular formula of Ammonium zinc chloride?

CAS 52628-25-8; molecular formula Cl4Zn.2H4N; molecular weight — g/mol.

What other names is Ammonium zinc chloride known by?

Diammonium tetrachlorozincate(2-), 14639-97-5, EINECS 238-687-6, EC 238-687-6, Zincate(2-), tetrachloro-, ammonium (1:2), (T-4)-, Zincate(2-), tetrachloro-, diammonium, (beta-4)-.

What is the regulatory status of Ammonium zinc chloride?

Documented regulatory listings: FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS.

Is Ammonium zinc chloride classified as hazardous?

Hazard statements reported: H302, H314, H318, H400, H411.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.