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Lead(II) cyanide

Also known as Lead cyanide, Lead cyanide (Pb(CN)2), Lead dicyanide

CAS 592-05-2Formula C2N2PbMolar mass 259.24 g/molEC 209-742-1
Lead(II) cyanide chemical structure, C2N2Pb, CAS 592-05-2
2D chemical structure

Key facts

What buyers check first

CAS number
592-05-2
Formula
C2N2Pb
Physical form
Powder
HS code
283719
Category
Silicates, borates and other salts
UN number
UN 1620
Illustrative photo, assorted laboratory chemical bottles and jars on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Lead(II) cyanide?

Plain description, key identifiers and synonyms

Lead cyanide appears as a white to yellowish powder. Toxic by skin absorption, by ingestion, and by inhalation of dust, or hydrogen cyanide produced by slight decomposition. Produces toxic oxides of nitrogen in fires.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
dicyanolead
CAS number
592-05-2
EC number
209-742-1
Molecular formula
C2N2Pb
InChIKey
UMTFPTCPRUEQHM-UHFFFAOYSA-N
InChI
InChI=1S/2CN.Pb/c2*1-2;
SMILES (canonical and isomeric)
C(#N)[Pb]C#N

Synonyms

  • Lead cyanide
  • Lead cyanide (Pb(CN)2)
  • Lead dicyanide
  • Lead(II)cyanide
  • Cyanure de plomb
  • C.I. 77610
  • Cianuro de plomo
  • Cianuro de plomo (Spanish DOT)
  • dicyanolead
  • plumbanedicarbonitrile
  • cyanide lead

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Physical form
Powderexp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
259.24 g/molcalc.
Exact mass
259.9828 Dacalc.
LogP (octanol/water)
-0.35calc.
Topological polar surface area
47.58 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
5calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS classification
Hazard pictograms
UN number
UN 1620
Transport hazard class
6.1
Packing group
II

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Lead(II) cyanide suppliers

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Lead(II) cyanide price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

Industries and functions

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Lead(II) cyanide is traded under.

HS 2837.19Indicative HS code

Cyanides and cyanide oxides, other

World exports in 2024
$35M
+9.0% vs 2023, imports $73.2M
2019 to 2024
Top exporters
  1. South Korea62.4%
  2. Singapore11.7%
  3. Japan6.9%
Top importers
  1. Philippines29.3%
  2. China16.6%
  3. Malaysia14.7%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Lead(II) cyanide is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Lead(II) cyanide, based on the data on this page

What is Lead(II) cyanide?

Lead cyanide appears as a white to yellowish powder. Toxic by skin absorption, by ingestion, and by inhalation of dust, or hydrogen cyanide produced by slight decomposition. Produces toxic oxides of nitrogen in fires.

What is the CAS number of Lead(II) cyanide?

The CAS registry number of Lead(II) cyanide is 592-05-2.

What is the molecular formula and weight of Lead(II) cyanide?

The molecular formula of Lead(II) cyanide is C2N2Pb and its molar mass is 259.24 g/mol.

What is Lead(II) cyanide used for?

Known uses and roles of Lead(II) cyanide include pigments in paints and coatings.

Is Lead(II) cyanide hazardous?

No GHS hazard classification for Lead(II) cyanide is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Lead(II) cyanide?

Lead(II) cyanide is usually classified under HS code 283719 (Cyanides and cyanide oxides, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Lead(II) cyanide?

Post a free request on CompoundList and suppliers of Lead(II) cyanide will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Lead(II) cyanide?

Suppliers quote Lead(II) cyanide on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Lead(II) cyanide

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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