O-Naphthalen-2-yl Chlorothioformate

Name: O-Naphthalen-2-yl Chlorothioformate
Brand: Vaqora Chemicals
SKU: VQ-043851

About O-Naphthalen-2-yl Chlorothioformate

O-Naphthalen-2-yl Chlorothioformate (CAS 10506-37-3) is an impurity of Tolnaftate offered by Vaqora Chemicals. The compound has the formula C11H7ClOS, corresponding to a molecular weight of 222.69 g/mol. Its systematic (IUPAC) name is O-naphthalen-2-yl chloromethanethioate. Alternative names: O-2-Naphthyl chlorothioformate and naphthalen-2-yl chloromethanethioate.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. It carries the GHS signal word “Danger” with 3 hazard statements. Review the Safety Data Sheet before use.

As a characterised impurity of Tolnaftate, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Tolnaftate

View every impurity, metabolite and intermediate we list for Tolnaftate.

Tolnaftate impurities

Specifications & identifiers

Chemical identifiers
Product name	O-Naphthalen-2-yl Chlorothioformate
Catalogue No.	VQ-043851
CAS Number	10506-37-3
IUPAC name	O-naphthalen-2-yl chloromethanethioate
Molecular formula	C₁₁H₇ClOS
Molecular weight	222.69 g/mol
Exact mass	221.9906
Grade	Reference Standard
HSN code	38229090
InChIKey	INFPIPCTRVDPJG-UHFFFAOYSA-N
SMILES	C1=CC=C2C=C(C=CC2=C1)OC(=S)Cl
PubChem CID	82681

Physical properties
Physical form	Solid
LogP (XLogP3)	4.9
H-bond donors / acceptors	0 / 2
TPSA	41.3 Å²
Synonyms	O-2-Naphthyl chlorothioformate, Carbonochloridothioic acid, O-2-naphthalenyl ester, naphthalen-2-yl chloromethanethioate, O-(naphthalen-2-yl) carbonochloridothioate, O-(2-naphthyl) chloromethanethioate, o-naphthalen-2-yl carbonochloridothioate, 2-naphthylchlorothioformate, 2-naphthyl chlorothioformate, Carbonochloridothioicacid, O-2-naphthalenyl ester, o-naphthalen-2-ylcarbonochloridothioate

Safety & hazard information (GHS)

Flammable

Corrosive

Environmental hazard

Signal word: Danger

Hazard statements

H228Flammable solid
H314Causes severe skin burns and eye damage
H411Toxic to aquatic life with long lasting effects

Precautionary statements: P210, P240, P241, P260, P264, P273, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P321, P363, P370 + P378, P391, 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

Frequently asked questions

What is the CAS number of O-Naphthalen-2-yl Chlorothioformate?

The CAS Registry Number of O-Naphthalen-2-yl Chlorothioformate is 10506-37-3. It is also known as O-2-Naphthyl chlorothioformate, Carbonochloridothioic acid, O-2-naphthalenyl ester, naphthalen-2-yl chloromethanethioate.

What is the molecular formula and molecular weight of O-Naphthalen-2-yl Chlorothioformate?

O-Naphthalen-2-yl Chlorothioformate has the molecular formula C11H7ClOS and a molecular weight of 222.69 g/mol. Its IUPAC name is O-naphthalen-2-yl chloromethanethioate.

What is O-Naphthalen-2-yl Chlorothioformate used for?

O-Naphthalen-2-yl Chlorothioformate is supplied as a characterised reference material related to Tolnaftate. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of O-Naphthalen-2-yl Chlorothioformate can I order?

We supply O-Naphthalen-2-yl Chlorothioformate in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with O-Naphthalen-2-yl Chlorothioformate?

Yes. Every lot of O-Naphthalen-2-yl Chlorothioformate 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 O-Naphthalen-2-yl Chlorothioformate be shipped internationally?

Yes. O-Naphthalen-2-yl Chlorothioformate is classified as hazardous, 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.