Methimazole EP Impurity A

About Methimazole EP Impurity A

Methimazole EP Impurity A is a pharmacopeial impurity of Thiamazole carrying the CAS registry number 122-07-6. Its molecular formula is C5H13NO2 and its molecular weight is 119.16 g/mol. Its systematic (IUPAC) name is 2,2-dimethoxy-N-methylethanamine. It is also known as Thiamazole EP Impurity A or Thiamazole - Impurity A.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. It carries the GHS signal word “Danger” with 5 hazard statements. Review the Safety Data Sheet before use.

This Thiamazole impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

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

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Thiamazole

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

Thiamazole impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Methimazole EP Impurity A
Catalogue No.	VQ-023875
CAS Number	122-07-6
IUPAC name	2,2-dimethoxy-N-methylethanamine
Molecular formula	C₅H₁₃NO₂
Molecular weight	119.16 g/mol
Exact mass	119.0946
Grade	Reference Standard
HSN code	38229090
InChIKey	HUMIEJNVCICTPJ-UHFFFAOYSA-N
SMILES	CNCC(OC)OC
PubChem CID	8503

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.3
H-bond donors / acceptors	1 / 3
TPSA	30.5 Å²
Synonyms	Thiamazole EP Impurity A, Thiamazole - Impurity A, Methylaminoacetaldehyde dimethyl acetal, (Methylamino)acetaldehyde dimethyl acetal, Ethanamine, 2,2-dimethoxy-N-methyl-, 2,2-Dimethoxyethylmethylamine, 2,2-Dimethoxy-N-methylethylamine, N-Methylaminoacetaldehyde dimethyl acetal, 2-(Methylamino)acetaldehyde dimethyl acetal, Acetaldehyde, (methylamino)-, dimethyl acetal, (2,2-dimethoxyethyl)methylamine, 1-(methylamino)-2,2-dimethoxyethane

Safety & hazard information (GHS)

Flammable

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H226Flammable liquid and vapor
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P210, P233, P240, P241, P242, P243, P261, P264, P264 + P265, P271, P280, P302 + P352, P303 + P361 + P353, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P317, P319, P321, P332 + P317, P337 + P317, P362 + P364, P370 + P378, P403 + P233

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 Methimazole EP Impurity A?

The CAS Registry Number of Methimazole EP Impurity A is 122-07-6. It is also known as Thiamazole EP Impurity A, Thiamazole - Impurity A, Methylaminoacetaldehyde dimethyl acetal.

What is the molecular formula and molecular weight of Methimazole EP Impurity A?

Methimazole EP Impurity A has the molecular formula C5H13NO2 and a molecular weight of 119.16 g/mol. Its IUPAC name is 2,2-dimethoxy-N-methylethanamine.

What is Methimazole EP Impurity A used for?

Methimazole EP Impurity A is supplied as a characterised reference material related to Thiamazole. 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 Methimazole EP Impurity A can I order?

We supply Methimazole EP Impurity A 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 Methimazole EP Impurity A?

Yes. Every lot of Methimazole EP Impurity A 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 Methimazole EP Impurity A be shipped internationally?

Yes. Methimazole EP Impurity A 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.