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251410

Sigma-Aldrich

Sodium thiocyanate

ACS reagent, ≥98.0%

Synonym(s):

Sodium isothiocyanate, Sodium rhodanate, Sodium rhodanide, Sodium sulfocyanate

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About This Item

Linear Formula:
NaSCN
CAS Number:
540-72-7
Molecular Weight:
81.07
Beilstein:
3594965
EC Number:
208-754-4
MDL number:
MFCD00011123
UNSPSC Code:
12352302
PubChem Substance ID:
329752781
NACRES:
NA.21

grade

ACS reagent

Quality Level

200

Assay

≥98.0%

form

powder, crystals or chunks

impurities

≤0.005% insolubles
≤0.2% Na2CO3

pH

4.8 (20.1 °C, 1070 g/L)

mp

287 °C (dec.) (lit.)

solubility

water: soluble 1,000 g/L at 20 °C

anion traces

S2-: ≤0.001%
chloride (Cl-): ≤0.01%
sulfate (SO42-): ≤0.01%

cation traces

Fe: ≤2 ppm
NH4+: ≤0.002%
heavy metals (as Pb): ≤5 ppm

SMILES string

[Na]SC#N

InChI

1S/CHNS.Na/c2-1-3;/h3H;/q;+1/p-1

InChI key

VGTPCRGMBIAPIM-UHFFFAOYSA-M

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Application

Undergoes nucleophilic substitution reactions with phase-transfer catalysts.

Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1

Supplementary Hazards

EUH032

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

251410-BULK:
251410-100G:
251410-VAR-D:
251410-500G:
251410-VAR:
251410-2.5KG:
251410-5G:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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