Description

1,3-Dimethyl-1,3-diazinan-2-one (CAS No. 7226-23-5) is a high-purity heterocyclic organic compound with the molecular formula C₆H₁₂N₂O. This versatile chemical, also known as N,N’-Dimethyltrimethyleneurea, is widely utilized in pharmaceutical synthesis, agrochemical research, and as a specialty solvent or reagent in organic transformations. Its unique structural properties, including a cyclic urea core with two methyl substituents, make it valuable for studying reaction mechanisms and developing novel compounds. Available in >98% purity, this product is rigorously tested via GC/MS, NMR, and HPLC to ensure consistency for demanding research applications. Suitable for use under inert atmospheres and anhydrous conditions, it is packaged in amber glass bottles with secure closures to maintain stability.

Properties

• CAS Number: 7226-23-5
• Complexity: 112
• IUPAC Name: 1,3-dimethylhexahydropyrimidin-2-one
• InChI: InChI=1S/C6H12N2O/c1-7-4-3-5-8(2)6(7)9/h3-5H2,1-2H3
• InChI Key: GUVUOGQBMYCBQP-UHFFFAOYSA-N
• Exact Mass: 128.094963011
• Molecular Formula: C6H12N2O
• Molecular Weight: 128.17
• SMILES: CN1CCCN(C1=O)C
• Topological: 23.6
• Monoisotopic Mass: 128.094963011
• Physical Description: Colorless odorless liquid; Hygroscopic;
• Synonyms: 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone, N,N’-Dimethyltrimethyleneurea, 2(1H)-Pyrimidinone, tetrahydro-1,3-dimethyl-, CCRIS 4322, Tetrahydro-1,3-dimethyl-1H-pyrimidin-2-one, EINECS 230-625-6, BRN 0110562, DTXSID3074575, Tetrahydro-1,3-dimethyl-2(1H)pyrimidine, 1,3-Dimethyltetrahydro-2(1H)-pyrimidinone, EC 230-625-6, 1,3-dimethyl-3,4,5,6-tetrahydro-2[1H]-pyrimidinone, N,N’Dimethyltrimethyleneurea, DTXCID1047281, 1,3Dimethyltetrahydropyrimidin2(1H)one, 2(1H)Pyrimidinone, tetrahydro1,3dimethyl, 1,3Dimethyl3,4,5,6tetrahydro2(1H)pyrimidinone, 230-625-6, 7226-23-5, 1,3-dimethyltetrahydropyrimidin-2(1H)-one, DMPU, 1,3-dimethyl-1,3-diazinan-2-one, Dimethylpropyleneurea, N,N’-Dimethylpropyleneurea, MFCD00006550, N,N’-Dimethylpropylene urea, 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidone, 1,3-dimethyl-1,3-diazaperhydroin-2-one, 1,3-dimethyl-3,4,5,6-tetrahydro-2 (1H)-pyrimidinone, 1,3-dimethyl-3,4,5,6-tetrahydro-2 [1H]-pyrimidinone, N,N’-Dimethylpropyleneurea (DMPU), dimethylpropyl-eneurea, N,N’-Dimethylproyleneurea, n,n-dimethyl-propylene-urea, N, N’-dimethylpropyleneurea, 1,3-dimethyl propylene urea, SCHEMBL82580, CHEMBL12284, SCHEMBL5596740, BCP25854, HY-Y0100, STR03401, 1,3-dimethyltetrahydro-2-pyrimidone, SBB058374, 1,3-Dimethyl-2-oxohexahydropyrimidine, 1,3-dimethyltetrahydro-2-pyrimidinone, AKOS005145503, CS-W009128, FT28861, PB47348, 1,3-dimethyl-tetrahydropyrimidin-2-one, 1,3-Dimethyl-tetrahydro-pyrimidin-2-one, 1,3-dimethyltetrahydro-2(1H)pyrimidinon, 1,3-dimethyltetrahydro-2(1H)-pyrimidone, SY002520, 1,3-dimethyl-tetrahydro -pyrimidin-2-one, 1,3-Dimethyl-tetrahydro-2(1H)-pyrimidone, 1,3-dimethyl-tetrahydro-2-1H-pyrimidinone, DB-011617, 1,3-dimethyl tetrahydropyrimidin-2(1H)-one, 1,3-dimethyltetrahydro-2-(1H)-pyrimidinone, D2014, NS00005527, ST51016259, 1,3-dimethyl-3,4,5,6-tetrahydropyrimidinone, 2-PYRIMIDONE,TETRAHYDRO,1,3-DIMETHYL, EN300-82368, P17490, 1,3 dimethyl 3,4,5,6-tetrahydro-2-pyrimidone, Tetrahydro-1,3-dimethyl-2(1H)pyrimidin-2-onee, 1,3-dimethyl-3,4,5,6-tetrahydro-2-pyrimidinone, 1,3-dimethyl-3,4,5,6-tetrahydropyrimidin-2-one, dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone, N,N’-dimethyl -1,4,5,6-tetrahydro-2-pyrimidone, N,N’-dimethyl-1,4,5,6-tetrahydro-2-pyrimidone, Q416637, 1,3-dimethyl-3,4,5,6-tetrahydro 2(1H) pyrimidone, 1,3-dimethyl-3,4,5,6-tetrahydro-2 (1H)-pyrimidone, 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinon, 1,3-dimethyl-3,4,5,6-tetrahydro-2(1h)pyrimdinone, 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)pyrimidinone, 1,3-dimethyl-3,4,5,6-tetrahydro-2-(1H)pyrimidone, 1,3-dimethyl-3,4,5,6-tetrahydro2(1H)-pyrimidinone, 1,3-dimethyl-3,4,5,6tetrahydro-2(1H)-pyrimidinone, 1,3-di-methyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone, 1,3-dim-ethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone, 1,3-dimethyl -3,4,5,6-tetrahydro-2(1H)-pyrimidinone, 1,3-dimethyl-2,4,5,6-tetrahydro-2(1H)-pyrimidinone, 1,3-dimethyl-3,4,5,6-tetrahydro 2 (1H)-pyrimidinone, 1,3-dimethyl-3,4,5,6-tetrahydro-2 (1h)pyrimidinone, 1,3-dimethyl-3,4,5,6-tetrahydro-2(1 H)-pyrimidinone, 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)- pyrimidinone, 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrirnidinone, 1,3-dimethyl-3,4,5,6-tetrahydro-2-(1H)-pyrimidinone, F0001-1844, Z1237078782, 1,3-di- methyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone, 1,3-dimethyl-3,4,5, 6-tetrahydro -2(1H)-pyrimidinone, 1,3-dimethyl-3,4,5,6-tetra-hydro-(1H)-pyrimidin-2-one, 1,3-dimethyl-3,4,5,6-tetrahydro- -2-(1H)-pyrimidone, 1,3-dimethyl-3,4,5,6-tetrahydro-(1H)-pyrimidin-2-one, 1,3-dimethyl-3,4,5,6-tetrahydro-2 (1 H)-pyrimidinone, 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone (DMPU), 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone, 98%, 1,3-Dimethyl-2-oxohexahydropyrimidine, N,N’-Dimethylpropylene urea, DMPU, InChI=1/C6H12N2O/c1-7-4-3-5-8(2)6(7)9/h3-5H2,1-2H, DMPU;1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone;N,N?-Dimethylpropylene urea, 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone, absolute, over molecular sieve (H2O =99.0% (GC), LABOTEST-BB LT00848352 DMPU DIMETHYLPROPYLENE UREA DIMETHYL(1,3-)-3,4,5,6-TETRAHYDRO-2H-PYRIMIDONE 1,3-DIMET

Application

1,3-Dimethyl-1,3-diazinan-2-one serves as a key intermediate in the synthesis of pharmaceutical compounds, particularly those requiring cyclic urea scaffolds. Researchers employ it as a polar aprotic solvent for specialized reactions where traditional solvents like DMF are unsuitable. Its structural features also make it a candidate for studying hydrogen-bonding interactions in supramolecular chemistry applications.

Safety and Hazards

GHS Hazard Statements

• H302: Harmful if swallowed [Warning Acute toxicity, oral]
• H318: Causes serious eye damage [Danger Serious eye damage/eye irritation]
• H361f: Suspected of damaging fertility [Warning Reproductive toxicity]

Precautionary Statements

• P203, P264, P264+P265, P270, P280, P301+P317, P305+P354+P338, P317, P318, P330, P405, and P501

Hazard Classes and Categories

• Acute Tox. 4 (100%)
• Skin Sens. 1 (21.6%)
• Eye Dam. 1 (99.5%)
• Repr. 2 (85.4%)
• Repr. 2 (14.1%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.