Cyclopentyl Chloroformate

Name: Cyclopentyl Chloroformate
Brand: Vaqora Chemicals
SKU: VQ-050120

About Cyclopentyl Chloroformate

Vaqora Chemicals supplies Cyclopentyl Chloroformate, a process intermediate or related compound of Allopurinol registered under CAS number 50715-28-1. Its molecular formula is C6H9ClO2 and its molecular weight is 148.59 g/mol. Its systematic (IUPAC) name is cyclopentyl carbonochloridate. Common synonyms include Carbonochloridic acid, cyclopentyl ester and cyclopentyl chlorocarbonate.

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 5 hazard statements. Review the Safety Data Sheet before use.

Process chemists and analysts use it when developing synthetic routes to Allopurinol, tracking process-related impurities and validating analytical methods. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Cyclopentyl Chloroformate is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Allopurinol

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

Allopurinol impurities

Specifications & identifiers

Chemical identifiers
Product name	Cyclopentyl Chloroformate
Catalogue No.	VQ-050120
CAS Number	50715-28-1
IUPAC name	cyclopentyl carbonochloridate
Molecular formula	C₆H₉ClO₂
Molecular weight	148.59 g/mol
Exact mass	148.0291
InChIKey	ZFQCRLNKHHXELH-UHFFFAOYSA-N
SMILES	C1CCC(C1)OC(=O)Cl
PubChem CID	2735892

Physical properties
Physical form	Solid
LogP (XLogP3)	2.4
H-bond donors / acceptors	0 / 2
TPSA	26.3 Å²

Safety & hazard information (GHS)

Flammable

Corrosive

Toxic

Health hazard

Signal word: Danger

Hazard statements

H226Flammable liquid and vapor
H302Harmful if swallowed
H317May cause an allergic skin reaction
H318Causes serious eye damage
H331Toxic if inhaled

Precautionary statements: P210, P233, P240, P241, P242, P243, P260, P261, P264, P264 + P265, P270, P271, P272, P280, P301 + P317, P302 + P352, P303 + P361 + P353, P304 + P340, P305 + P354 + P338, P316, P317, P319, P321, P330

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 Cyclopentyl Chloroformate?

The CAS Registry Number of Cyclopentyl Chloroformate is 50715-28-1. It is also known as Carbonochloridic acid, cyclopentyl ester, cyclopentyl chlorocarbonate, cyclopentylcarbonochloridate.

What is the molecular formula and molecular weight of Cyclopentyl Chloroformate?

Cyclopentyl Chloroformate has the molecular formula C6H9ClO2 and a molecular weight of 148.59 g/mol. Its IUPAC name is cyclopentyl carbonochloridate.

What is Cyclopentyl Chloroformate used for?

Cyclopentyl Chloroformate is supplied as a characterised reference material related to Allopurinol. 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 Cyclopentyl Chloroformate can I order?

We supply Cyclopentyl Chloroformate, 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 Cyclopentyl Chloroformate?

Yes. Every lot of Cyclopentyl Chloroformate 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 Cyclopentyl Chloroformate be shipped internationally?

Yes. Cyclopentyl Chloroformate 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.