Aqua regia

HCID 90477010CAS 8007-56-5

Completing data — usually done within a minute

Basic information

Standard SMILES
Cl.Cl.Cl.O=[N+]([O-])O
InChIKey
NICDRCVJGXLKSF-UHFFFAOYSA-N
Molecular formula
H4Cl3NO3
Average molar mass
172.395 g/mol
Monoisotopic mass
170.92567603

Names & identifiers

Preferred name
Aqua regia
IUPAC
Nitric acid--hydrogen chloride (1/3)
English name
Nitrohydrochloric acid
Molecular formula
ClHNO2
Molecular weight
82.46644

Names & synonyms

Aqua regiaKnigswasserNitrohydrochloric acidAqua regia (Nitrohydrochloric acid)Aqua regia (75% hydrochloric + 25% nitric acid)

Database identifiers

CAS
8007-56-5
PubChem CID
90477010
DTXSID
DTXSID50893666
UNII
X3TT5X989E
EC Number
690-364-2

Properties

Physicochemical properties

Stability
Pressure will develop in sealed bottles. Incompatible with (and may react violently with) a wide variety of materials, including metals, oxidising agents, reducing agents, combustible materials.
CAS DataBase Reference
8007 · 8007-56-5
FDA UNII
3 TT5X989E · X3TT5X989E
EPA Substance Registry System
Aqua regia (8007-56-5)
RIDADR
1798 · UN 1798
HazardClass
8 · 8

Safety & regulation

Safety data

ridadr
UN 1798
hazard_class
8
packing_group
I

Chemistry & industry

Applications · 2 items

UsesMetallurgy, testing metals, dissolving metals.

General DescriptionA yellow liquid with a pungent odor prepared by mixing nitric acid and hydrochloric acid, usually in a ratio of one part of nitric acid to three or four parts of hydrochloric acid. Fumes are irritating to the eyes and mucous membranes. Corrosive to metals and to tissue. Density 14.7 lb /gal.

Upstream & downstream products

Suppliers3 total

上海出澄贸易有限公司021-5983532 15201998618 · [email protected]
湖北玖天生物医药科技有限公司027-88013699 17354350817 · [email protected]
上海宝杨宝欣生物科技有限公司021-56698539 19921169802 · [email protected]

Additional notes

DefinitionA mixture of concentrated nitric acid and three to four parts of hydrochloric acid. It dissolves all metals including gold, hence the name. The mixture contains chlorine and NOCl (nitrosyl chloride).

Related reactions

0 records

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Linked notes

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