Valeryl chloride

Name: Valeryl chloride
Brand: Vaqora Chemicals
SKU: VQ-042797

About Valeryl chloride

Valeryl chloride is an acylating agent carrying the CAS registry number 638-29-9. The compound has the formula C5H9ClO, corresponding to a molecular weight of 120.58 g/mol. Its systematic (IUPAC) name is pentanoyl chloride. It is also known as Valeroyl chloride or n-pentanoyl chloride.

Store in a tightly closed container in a cool, dry and well-ventilated place. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span organic synthesis and API synthesis. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Valeryl chloride in 100 mg, 250 mg, 1 g and 5 g packs with a batch-specific COA, and ship to customers worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Valeryl chloride
Catalogue No.	VQ-042797
CAS Number	638-29-9
IUPAC name	pentanoyl chloride
Molecular formula	C₅H₉ClO
Molecular weight	120.58 g/mol
Exact mass	120.0342
InChIKey	XGISHOFUAFNYQF-UHFFFAOYSA-N
SMILES	CCCCC(=O)Cl
PubChem CID	61186

Physical properties
Physical form	Other
LogP (XLogP3)	2.4
H-bond donors / acceptors	0 / 1
TPSA	17.1 Å²
Synonyms	Valeroyl chloride, n-pentanoyl chloride, pentanoic acid chloride, n-Valeroyl chloride, n-Butanecarbonyl chloride, nPentanoyl chloride, nButanecarbonyl chloride, n-valeryl chloride, valeric acid chloride, valeroylchloride, pentanoylchloride

Safety & hazard information (GHS)

Flammable

Corrosive

Toxic

Signal word: Danger

Hazard statements

H226Flammable liquid and vapor
H290May be corrosive to metals
H314Causes severe skin burns and eye damage
H318Causes serious eye damage
H331Toxic if inhaled
H412Harmful to aquatic life with long lasting effects

Precautionary statements: P210, P233, P234, P240, P241, P242, P243, P260, P261, P264, P264 + P265, P271, P273, P280, P301 + P330 + P331, P302 + P361 + P354, P303 + P361 + P353, P304 + P340, P305 + P354 + P338, P316, P317, P321, P363, P370 + P378

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 638-29-9

Extra Pure

Valeroyl chloride, extra pure >98%

CAS: 638-29-9
Formula: C₅H₉ClO
MW: 120.58 g/mol

VQ-020084

Frequently asked questions

What is the CAS number of Valeryl chloride?

The CAS Registry Number of Valeryl chloride is 638-29-9. It is also known as Valeroyl chloride, n-pentanoyl chloride, pentanoic acid chloride.

What is the molecular formula and molecular weight of Valeryl chloride?

Valeryl chloride has the molecular formula C5H9ClO and a molecular weight of 120.58 g/mol. Its IUPAC name is pentanoyl chloride.

Which grade and pack sizes of Valeryl chloride can I order?

We supply Valeryl chloride, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Valeryl chloride?

Yes. Every lot of Valeryl chloride 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 Valeryl chloride be shipped internationally?

Yes. Valeryl chloride 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.