Cimetidine, 99%

Name: Cimetidine, 99%
Brand: Vaqora Chemicals
SKU: VQ-012188

About Cimetidine, 99%

Cimetidine (CAS 51481-61-9) is an imidazole derivative offered by Vaqora Chemicals at a purity of 99%. Its molecular formula is C10H16N6S and its molecular weight is 252.34 g/mol. Systematically, it is named 1-cyano-2-methyl-3-[2-[(5-methyl-1H-imidazol-4-yl)methylsulfanyl]ethyl]guanidine. Alternative names: Ulcedin and Tametin.

In its supplied form it is white to off-white powder or crystals. Reported physical data include a melting point of 141-143 °C. 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.

It is commonly used for organic synthesis and API synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 1 g, 5 g and 25 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Cimetidine, 99%
Catalogue No.	VQ-012188
CAS Number	51481-61-9
IUPAC name	1-cyano-2-methyl-3-[2-[(5-methyl-1H-imidazol-4-yl)methylsulfanyl]ethyl]guanidine
Molecular formula	C₁₀H₁₆N₆S
Molecular weight	252.34 g/mol
Exact mass	252.1157
Purity / assay	99%
HSN code	29332990
InChIKey	AQIXAKUUQRKLND-UHFFFAOYSA-N
SMILES	CC1=C(N=CN1)CSCCNC(=NC)NC#N
PubChem CID	2756

Physical properties
Physical form	Crystalline
Appearance	White to off-white powder or crystals
Melting point	141-143 °C
LogP (XLogP3)	0.4
H-bond donors / acceptors	3 / 4
TPSA	114 Å²
Synonyms	2-Cyano-1-methyl-3-[2-(5-methyl-1H-imidazol-4-yl-methylthio)ethyl]guanidine, Ulcedin, Tametin, Cimal, Acibilin, Edalene, Ulcedine, Tagamet Hb, Tagamet Hb 200, Metracin, Stomedine, 1-Cyano-2-methyl-3-(2-(((5-methyl-4-imidazolyl)methyl)thio)ethyl)guanidine

Safety & hazard information (GHS)

Corrosive

Health hazard

Signal word: Danger

Hazard statements

H318Causes serious eye damage
H360May damage fertility or the unborn child
H373May causes damage to organs through prolonged or repeated exposure

Precautionary statements: P203, P260, P264 + P265, P280, P305 + P354 + P338, P317, P318, P319, 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 Cimetidine, 99%?

The CAS Registry Number of Cimetidine, 99% is 51481-61-9. It is also known as 2-Cyano-1-methyl-3-[2-(5-methyl-1H-imidazol-4-yl-methylthio)ethyl]guanidine, Ulcedin, Tametin.

What is the molecular formula and molecular weight of Cimetidine, 99%?

Cimetidine, 99% has the molecular formula C10H16N6S and a molecular weight of 252.34 g/mol. Its IUPAC name is 1-cyano-2-methyl-3-[2-[(5-methyl-1H-imidazol-4-yl)methylsulfanyl]ethyl]guanidine.

Which grade and pack sizes of Cimetidine, 99% can I order?

We supply Cimetidine, 99% in (99%) grade, in 1 g, 5 g, 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Cimetidine, 99%?

Yes. Every lot of Cimetidine, 99% 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 Cimetidine, 99% be shipped internationally?

Yes. Cimetidine, 99% 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.