Methocarbamol

About Methocarbamol

Methocarbamol is an analgesic / anti-inflammatory API in IP/BP/USP grade carrying the CAS registry number 532-03-6. The compound has the formula C11H15NO5, corresponding to a molecular weight of 241.24 g/mol. Its systematic (IUPAC) name is [2-hydroxy-3-(2-methoxyphenoxy)propyl] carbamate. Common synonyms include Robaxin and Metocarbamol.

It is supplied as a powder. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Danger” with 3 hazard statements. Review the Safety Data Sheet before use.

This API belongs to our analgesic and anti-inflammatory APIs portfolio and is supplied to IP/BP/USP specifications for formulators, contract manufacturers and generic drug developers. Our customers for this product work in pharmaceutical manufacturing.

Available in 1 kg, 5 kg and 25 kg packs, Methocarbamol is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Pharmaceutical formulation
Generic drug development

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Methocarbamol
Catalogue No.	VQ-004008
CAS Number	532-03-6
IUPAC name	[2-hydroxy-3-(2-methoxyphenoxy)propyl] carbamate
Molecular formula	C₁₁H₁₅NO₅
Molecular weight	241.24 g/mol
Exact mass	241.095
Grade	IP/BP/USP
HSN code	2933
InChIKey	GNXFOGHNGIVQEH-UHFFFAOYSA-N
SMILES	COC1=CC=CC=C1OCC(COC(=O)N)O
PubChem CID	4107

Physical properties
Physical form	Powder
LogP (XLogP3)	0.6
H-bond donors / acceptors	2 / 5
TPSA	91 Å²
Synonyms	Robaxin, Metocarbamol, Miolaxene, Delaxin, 2-Hydroxy-3-(2-methoxyphenoxy)propyl carbamate, Myolaxene, Forbaxin, Guaiphenesin carbamate, Guaiacol glyceryl ether carbamate, Guaiphenesine carbamate, Glycerylguaiacolate carbamate, AHR 85

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H317May cause an allergic skin reaction
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements: P233, P260, P261, P264, P270, P271, P272, P280, P284, P301 + P317, P302 + P352, P304 + P340, P321, P330, P333 + P317, P342 + P316, P362 + P364, P403, 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 Methocarbamol?

The CAS Registry Number of Methocarbamol is 532-03-6. It is also known as Robaxin, Metocarbamol, Miolaxene.

What is the molecular formula and molecular weight of Methocarbamol?

Methocarbamol has the molecular formula C11H15NO5 and a molecular weight of 241.24 g/mol. Its IUPAC name is [2-hydroxy-3-(2-methoxyphenoxy)propyl] carbamate.

Which grade and pack sizes of Methocarbamol can I order?

We supply Methocarbamol in IP/BP/USP grade, in 1 kg, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Methocarbamol?

Yes. Every lot of Methocarbamol 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 Methocarbamol be shipped internationally?

Yes. Methocarbamol 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.