Cimetidine-d3 - ≥98%,≥98 atom% D , CAS No.1185237-29-9

CAS: 1185237-29-9 Cat. No.: C344899 Molecular Weight: 255.34 EC Number: 873-787-9
AVAILABLE TO ORDER
GRADE & PURITY ≥98%,≥98 atom% D
Synonyms
1-cyano-3-[2-[(5-methyl-1H-imidazol-4-yl)methylsulfanyl]ethyl]-2-(trideuteriomethyl)guanidine | N-cyano-N''-(?H?)methyl-N'-(2-{[(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl}ethyl)guanidine | 1185237-29-9 | AKOS030227986 | N-Cyano-N'-methyl-d3-N''-[2-[[(5-me
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1mg
C344899-1mg
2
$559.90
5mg
C344899-5mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$1,799.90
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Why this grade

≥98%,≥98 atom% D for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Cimetidine-d3 is a labeled competitive histamine H2-receptor antagonist that inhibits gastric acid secretion and reduces pepsin output.

Specifications

Synonyms
1-cyano-3-[2-[(5-methyl-1H-imidazol-4-yl)methylsulfanyl]ethyl]-2-(trideuteriomethyl)guanidine | N-cyano-N''-(?H?)methyl-N'-(2-{[(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl}ethyl)guanidine | 1185237-29-9 | AKOS030227986 | N-Cyano-N'-methyl-d3-N''-[2-[[(5-me
Specifications & Purity
≥98%, ≥98 atom% D
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%, ≥98 atom% D
Names and Identifiers
Canonical SmilesCC1=C(N=CN1)CSCCNC(=NC)NC#N
IUPAC Name1-cyano-3-[2-[(5-methyl-1H-imidazol-4-yl)methylsulfanyl]ethyl]-2-(trideuteriomethyl)guanidine
InChIKeyAQIXAKUUQRKLND-BMSJAHLVSA-N
INCHI1S/C10H16N6S/c1-8-9(16-7-15-8)5-17-4-3-13-10(12-2)14-6-11/h7H,3-5H2,1-2H3,(H,15,16)(H2,12,13,14)/i2D3
Isomeric SMILES [2H]C([2H])([2H])N=C(NCCSCC1=C(NC=N1)C)NC#N
Alternate CAS 51481-61-9(Unlabelled)
Molecular Weight 255.34
Reaxy-Rn 807826
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=807826&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

4 results found

Lot NumberCertificate TypeDateItem
C2520757Certificate of AnalysisMar 14, 2025 C344899
C2520758Certificate of AnalysisMar 14, 2025 C344899
C2520762Certificate of AnalysisMar 14, 2025 C344899
C2520763Certificate of AnalysisMar 14, 2025 C344899
Chemical and Physical Properties
SolubilitySoluble in DMSO, Methanol and Water
SensitivityMoisture sensitive.
Melt Point(°C)135-137° C
Molecular Weight255.360 g/mol
XLogP30.400
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count4
Rotatable Bond Count7
Exact Mass255.135 Da
Monoisotopic Mass255.135 Da
Topological Polar Surface Area114.000 Ų
Heavy Atom Count17
Formal Charge0
Complexity296.000
Isotope Atom Count3
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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