Methyl isothiocyanate, 97%

Name: Methyl isothiocyanate, 97%
Brand: Vaqora Chemicals
SKU: VQ-019273

About Methyl isothiocyanate, 97%

Listed under CAS 556-61-6, Methyl isothiocyanate is an aroma chemical available from Vaqora Chemicals, specified at 97% purity. The compound has the formula C2H3NS, corresponding to a molecular weight of 73.12 g/mol. Systematically, it is named methylimino(sulfanylidene)methane. Common synonyms include Isothiocyanatomethane and Methyl mustard.

In its supplied form it is a white to light yellow solid or liquid. Key physical data: a melting point of 34 °C and a density of 1.069 g/cm3 at 25 °C. Keep containers tightly closed in a cool, well-ventilated area away from heat and ignition sources. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

It is commonly used for flavour formulation, fragrance compounding, aroma research and agrochemical formulations. Typical end-use sectors are food and beverage processing, cosmetics and personal care and agrochemical production.

Standard pack sizes are 500 g and 1 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Flavour formulation
Fragrance compounding
Aroma research
Agrochemical formulations

Industries

Specifications & identifiers

Chemical identifiers
Product name	Methyl isothiocyanate, 97%
Catalogue No.	VQ-019273
CAS Number	556-61-6
IUPAC name	methylimino(sulfanylidene)methane
Molecular formula	C₂H₃NS
Molecular weight	73.12 g/mol
Exact mass	72.9986
Purity / assay	97%
HSN code	29309099
InChIKey	LGDSHSYDSCRFAB-UHFFFAOYSA-N
SMILES	CN=C=S
PubChem CID	11167

Physical properties
Physical form	Liquid
Appearance	White to light yellow solid or liquid
Melting point	34 °C
Density	1.069 g/cm3 at 25 °C
LogP (XLogP3)	0.9
H-bond donors / acceptors	0 / 2
TPSA	44.5 Å²
UN number	UN 2477
Synonyms	Isothiocyanatomethane, Methyl mustard, Methane, isothiocyanato-, Trapexide, methylisothiocyanate, Morton EP-161E, Vorlex (Nor-Am), Trapex-40, Isothiocyanic acid, methyl ester, Methyl-isothiocyanat, Isotiocianato di metile, Isothiocyanate de methyle

Safety & hazard information (GHS)

Corrosive

Toxic

Environmental hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H314Causes severe skin burns and eye damage
H317May cause an allergic skin reaction
H331Toxic if inhaled
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P260, P261, P264, P270, P271, P272, P273, P280, P301 + P316, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P321, P330, P333 + P317, P362 + P364, P363, P391, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 556-61-6

Reference Standard

Methyl Isothiocyanate

CAS: 556-61-6
Formula: C₂H₃NS
MW: 73.12 g/mol

VQ-010895

Frequently asked questions

What is the CAS number of Methyl isothiocyanate, 97%?

The CAS Registry Number of Methyl isothiocyanate, 97% is 556-61-6. It is also known as Isothiocyanatomethane, Methyl mustard, Methane, isothiocyanato-.

What is the molecular formula and molecular weight of Methyl isothiocyanate, 97%?

Methyl isothiocyanate, 97% has the molecular formula C2H3NS and a molecular weight of 73.12 g/mol. Its IUPAC name is methylimino(sulfanylidene)methane.

Which grade and pack sizes of Methyl isothiocyanate, 97% can I order?

We supply Methyl isothiocyanate, 97% in (97%) grade, in 500 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Methyl isothiocyanate, 97%?

Yes. Every lot of Methyl isothiocyanate, 97% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Methyl isothiocyanate, 97% be shipped internationally?

Yes. Methyl isothiocyanate, 97% is classified as hazardous (UN 2477), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.