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71430

Sodium cyanide

purum p.a., ≥96.0% (AT)

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About This Item

Linear Formula:
NaCN
CAS Number:
143-33-9
Molecular Weight:
49.01
EC Number:
205-599-4
UNSPSC Code:
12352300
PubChem Substance ID:
329763271
Beilstein/REAXYS Number:
3587243
MDL number:
MFCD00003523
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vapor density

1.7 (vs air)

vapor pressure

1 mmHg ( 817 °C)

grade

purum p.a.

assay

≥96.0% (AT)

mp

563.7 °C (lit.)

solubility

water: soluble(lit.)

anion traces

chloride (Cl-): ≤2000 mg/kg, sulfate (SO42-): ≤500 mg/kg

cation traces

Ca: ≤100 mg/kg, Cd: ≤50 mg/kg, Co: ≤50 mg/kg, Cu: ≤50 mg/kg, Fe: ≤50 mg/kg, K: ≤1000 mg/kg, Ni: ≤50 mg/kg, Pb: ≤50 mg/kg, Zn: ≤50 mg/kg

SMILES string

[Na]C#N

InChI

1S/CN.Na/c1-2;

InChI key

RTVFYQXEHKQMKO-UHFFFAOYSA-N

General description

Sodium cyanide is colorless sodium salt and its crystals belong to the cubic crystal system. Its aqueous solutions are strongly basic due to the presence of cyanide ion. It can be synthesized by reacting sodium hydroxide with hydrogen cyanide. It is a key precursor for the synthesis of various organic intermediates. It participates in the RuCl3-mediated oxidative cyanation of tertiary amines.

Application

Sodium cyanide may be employed for the synthesis of the following compounds:
  • α-amino acids
  • Prussian blue (cyanide pigment)
  • nitriles, via reaction with primary and secondary chlorides

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Danger

Hazard Classifications

Acute Tox. 1 Dermal - Acute Tox. 1 Inhalation - Acute Tox. 1 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Met. Corr. 1 - STOT RE 1

target_organs

Thyroid

supp_hazards

EUH032

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

Regulatory Information

监管及禁止进口产品

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Certificates of Analysis (COA)

Lot/Batch Number
BCCP0334
BCCM8863
BCCJ9716
BCCD1241
BCBS9507V

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Shun-Ichi Murahashi et al.
Journal of the American Chemical Society, 125(50), 15312-15313 (2003-12-11)
RuCl3-catalyzed oxidative cyanation of tertiary amines with sodium cyanide under molecular oxygen (1 atm) at 60 degrees C gives the corresponding alpha-aminonitriles, which are versatile synthetic intermediates of various compounds such as amino acids and unsymmetrical 1,2-diamines, in excellent yields.
Preparation of Nitriles from Halides and Sodium Cyanide. An Advantageous Nucleophilic Displacement in Dimethyl Sulfoxide1a.
Friedman L and Shechter H.
The Journal of Organic Chemistry, 25(6), 877-879 (1960)
Eagleson M.
Concise Encyclopedia Chemistry, 1037-1037 (1994)
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