3-Methyl-1,2,4-thiadiazole-5-carbohydrazide 1375066-73-1

Name: 3-Methyl-1,2,4-thiadiazole-5-carbohydrazide
Brand: Vaqora Chemicals
SKU: VQ-025774

About 3-Methyl-1,2,4-thiadiazole-5-carbohydrazide

3-Methyl-1,2,4-thiadiazole-5-carbohydrazide is an impurity of Fezolinetant carrying the CAS registry number 1375066-73-1. Formula C4H6N4OS, molecular weight 158.18 g/mol. It is also known as 3-methyl-1,2,4-thiadiazole-5-carbohydrazid.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. It carries the GHS signal word “Warning” with 6 hazard statements. Review the Safety Data Sheet before use.

As a characterised impurity of Fezolinetant, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across 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 Fezolinetant

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

Fezolinetant impurities

Specifications & identifiers

Chemical identifiers
Product name	3-Methyl-1,2,4-thiadiazole-5-carbohydrazide
Catalogue No.	VQ-025774
CAS Number	1375066-73-1
IUPAC name	3-methyl-1,2,4-thiadiazole-5-carbohydrazide
Molecular formula	C₄H₆N₄OS
Molecular weight	158.18 g/mol
Exact mass	158.0262
Grade	Reference Standard
HSN code	38229090
InChIKey	UJQISHJANPSPTN-UHFFFAOYSA-N
SMILES	CC1=NSC(=N1)C(=O)NN
PubChem CID	89488459

Physical properties
Physical form	Solid
H-bond donors / acceptors	2 / 5
TPSA	109 Å²
Synonyms	3-Methyl-1,2,4-thiadiazole-5-carboxylic acid hydrazide, 1,2,4-Thiadiazole-5-carboxylic acid, 3-methyl-, hydrazide, 3-methyl-1,2,4-thiadiazole-5-carbohydrazid, 3-Methyl-1,2,4-thiadiazole-5-carbohydrazideQ: What is, 3-Methyl-1,2,4-thiadiazole-5-carbohydrazide Q: What is the CAS Number of

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, 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 3-Methyl-1,2,4-thiadiazole-5-carbohydrazide?

The CAS Registry Number of 3-Methyl-1,2,4-thiadiazole-5-carbohydrazide is 1375066-73-1. It is also known as 3-Methyl-1,2,4-thiadiazole-5-carboxylic acid hydrazide, 1,2,4-Thiadiazole-5-carboxylic acid, 3-methyl-, hydrazide, 3-methyl-1,2,4-thiadiazole-5-carbohydrazid.

What is the molecular formula and molecular weight of 3-Methyl-1,2,4-thiadiazole-5-carbohydrazide?

3-Methyl-1,2,4-thiadiazole-5-carbohydrazide has the molecular formula C4H6N4OS and a molecular weight of 158.18 g/mol. Its IUPAC name is 3-methyl-1,2,4-thiadiazole-5-carbohydrazide.

What is 3-Methyl-1,2,4-thiadiazole-5-carbohydrazide used for?

3-Methyl-1,2,4-thiadiazole-5-carbohydrazide is supplied as a characterised reference material related to Fezolinetant. 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 3-Methyl-1,2,4-thiadiazole-5-carbohydrazide can I order?

We supply 3-Methyl-1,2,4-thiadiazole-5-carbohydrazide 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 3-Methyl-1,2,4-thiadiazole-5-carbohydrazide?

Yes. Every lot of 3-Methyl-1,2,4-thiadiazole-5-carbohydrazide 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 3-Methyl-1,2,4-thiadiazole-5-carbohydrazide be shipped internationally?

Yes. 3-Methyl-1,2,4-thiadiazole-5-carbohydrazide 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.