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ChemicalBook >> CAS DataBase List >> 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(1H)-pyrimidinone price.
  • $5 - $8850
  • Product name: 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone
  • CAS: 7226-23-5
  • MF: C6H12N2O
  • MW: 128.17
  • EINECS:230-625-6
  • MDL Number:MFCD00006550
  • Synonyms:1,3-dimethyl-tetrahydro-pyrimidin-2-one ;n,n’-dimethyltrimethyleneurea ;tetrahydro-1,3-dimethyl-2(1h)pyrimidine ;tetrahydro-1,3-dimethyl-2(1h)-pyrimidinon ;DMPUN,N'-DiMethylpropyleneurea;1,3-DiMethyl-3,4,5,6-tetrahydro-2(1H)-pyriMidinone, 97%, pure;1,3-DiMethyl-3,4,5,6-tetrahydro-2(1H)-pyriMidinone, 97% 100ML;1,3-DiMethyl-3,4,5,6-tetrahydro-2(1H)-pyriMidinone, 97% 500ML
Price73 Properties Safety Information Description
73 prices
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  • aablocks
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  • Manufactureraablocks
  • Product numberAA0032J8
  • Product description1,3-Dimethyltetrahydropyrimidin-2(1H)-one 99%
  • Packaging250g
  • Price$20
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0032J8
  • Product description1,3-Dimethyltetrahydropyrimidin-2(1H)-one 99%
  • Packaging500g
  • Price$35
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0032J8
  • Product description1,3-Dimethyltetrahydropyrimidin-2(1H)-one ≥99%
  • Packaging100g
  • Price$12
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0032J8
  • Product description1,3-Dimethyltetrahydropyrimidin-2(1H)-one 99%
  • Packaging50g
  • Price$7
  • Updated2026-05-28
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ57502
  • Product description1,3-Dimethylpropyleneurea
  • Packaging500g
  • Price$101
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number7226235
  • Product description1,3-Dimethyltetrahydropyrimidin-2(1H)-one
  • Packaging1kg
  • Price$179
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA411176
  • Product description1,3-Dimethyltetrahydropyrimidin-2(1H)-one 98%
  • Packaging1kg
  • Price$93
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA411176
  • Product description1,3-Dimethyltetrahydropyrimidin-2(1H)-one 98%
  • Packaging500g
  • Price$49
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA411176
  • Product description1,3-Dimethyltetrahydropyrimidin-2(1H)-one 98%
  • Packaging10g
  • Price$5
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA411176
  • Product description1,3-Dimethyltetrahydropyrimidin-2(1H)-one 98%
  • Packaging25g
  • Price$7
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA411176
  • Product description1,3-Dimethyltetrahydropyrimidin-2(1H)-one 98%
  • Packaging100g
  • Price$11
  • Updated2021-12-16
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  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0017288
  • Product description1,3-DIMETHYL-3,4,5,6-TETRAHYDRO-2(1H)-PYRIMIDINONE 95.00%
  • Packaging1G
  • Price$597.87
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0017288
  • Product description1,3-DIMETHYL-3,4,5,6-TETRAHYDRO-2(1H)-PYRIMIDINONE 95.00%
  • Packaging2.5G
  • Price$746.88
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0017288
  • Product description1,3-DIMETHYL-3,4,5,6-TETRAHYDRO-2(1H)-PYRIMIDINONE 95.00%
  • Packaging5G
  • Price$808.96
  • Updated2021-12-16
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  • ManufacturerArctom
  • Product numberBD-A411176
  • Product descriptionN,N'-Dimethyltrimethyleneurea 98%
  • Packaging1kg
  • Price$76
  • Updated2026-05-25
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  • ManufacturerArctom
  • Product numberBD-A411176
  • Product descriptionN,N'-Dimethyltrimethyleneurea 98%
  • Packaging1kg
  • Price$76
  • Updated2026-05-26
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA0032J8 1,3-Dimethyltetrahydropyrimidin-2(1H)-one 99% 250g $20 2026-05-28 Buy
aablocks AA0032J8 1,3-Dimethyltetrahydropyrimidin-2(1H)-one 99% 500g $35 2026-05-28 Buy
aablocks AA0032J8 1,3-Dimethyltetrahydropyrimidin-2(1H)-one ≥99% 100g $12 2026-05-28 Buy
aablocks AA0032J8 1,3-Dimethyltetrahydropyrimidin-2(1H)-one 99% 50g $7 2026-05-28 Buy
AK Scientific J57502 1,3-Dimethylpropyleneurea 500g $101 2021-12-16 Buy
Alichem 7226235 1,3-Dimethyltetrahydropyrimidin-2(1H)-one 1kg $179 2021-12-16 Buy
Ambeed A411176 1,3-Dimethyltetrahydropyrimidin-2(1H)-one 98% 1kg $93 2021-12-16 Buy
Ambeed A411176 1,3-Dimethyltetrahydropyrimidin-2(1H)-one 98% 500g $49 2021-12-16 Buy
Ambeed A411176 1,3-Dimethyltetrahydropyrimidin-2(1H)-one 98% 10g $5 2021-12-16 Buy
Ambeed A411176 1,3-Dimethyltetrahydropyrimidin-2(1H)-one 98% 25g $7 2021-12-16 Buy
Ambeed A411176 1,3-Dimethyltetrahydropyrimidin-2(1H)-one 98% 100g $11 2021-12-16 Buy
American Custom Chemicals Corporation CHM0017288 1,3-DIMETHYL-3,4,5,6-TETRAHYDRO-2(1H)-PYRIMIDINONE 95.00% 1G $597.87 2021-12-16 Buy
American Custom Chemicals Corporation CHM0017288 1,3-DIMETHYL-3,4,5,6-TETRAHYDRO-2(1H)-PYRIMIDINONE 95.00% 2.5G $746.88 2021-12-16 Buy
American Custom Chemicals Corporation CHM0017288 1,3-DIMETHYL-3,4,5,6-TETRAHYDRO-2(1H)-PYRIMIDINONE 95.00% 5G $808.96 2021-12-16 Buy
Arctom BD-A411176 N,N'-Dimethyltrimethyleneurea 98% 1kg $76 2026-05-25 Buy
Arctom BD-A411176 N,N'-Dimethyltrimethyleneurea 98% 1kg $76 2026-05-26 Buy
Next Last

Properties

Melting point :-20 °C
Boiling point :146 °C44 mm Hg(lit.)
Density :1.06 g/mL at 25 °C(lit.)
vapor pressure :0.5 hPa (57 °C)
refractive index :n20/D 1.488(lit.)
Flash point :121 °C
storage temp. :Store below +30°C.
solubility :Chloroform (Slightly), Ethyl Acetate (Slightly)
form :Liquid
pka :-0.65±0.20(Predicted)
color :Clear colorless to slightly yellow
PH :11 (100g/l, H2O, 20℃)
explosive limit :1.6-9.3%(V)
Water Solubility :soluble
Sensitive :Hygroscopic
BRN :110562
Dielectric constant :36.119999999999997
Stability :Hygroscopic
Major Application :peptide synthesis
InChI :1S/C6H12N2O/c1-7-4-3-5-8(2)6(7)9/h3-5H2,1-2H3
InChIKey :GUVUOGQBMYCBQP-UHFFFAOYSA-N
SMILES :CN1CCCN(C)C1=O
LogP :0.05 at 25℃
CAS DataBase Reference :7226-23-5(CAS DataBase Reference)
EPA Substance Registry System :2(1H)-Pyrimidinone, tetrahydro-1,3-dimethyl- (7226-23-5)

Safety Information

Symbol(GHS): Corrosion (GHS05)Exclamation Mark (GHS07)Health Hazard (GHS08)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310
Precautionary statements:
P201 Obtain special instructions before use.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P308+P313 IF exposed or concerned: Get medical advice/attention.

Description

1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone is a versatile solvent used in the N-alkylation of chiral and O-alkylation of aldoses. It is involved in the preparation of poly(aryl ethers). It is a cyclic urea and used as a polar aprotic organic solvent. Further, it reacts with trifluoro-methanesulfonic acid anhydride to prepare 2,2'-oxy-bis(1,3-dimethyl-tetrahydropyrimidinium) bis(trifluoromethanesulfonate).

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Suppliers and manufacturers

.GZ HONESTCHEM CO.,LTD
1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone
$1.00
1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone CAS:7226-23-5
Hebei Chuanghai Biotechnology Co., Ltd
1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone
1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone CAS:7226-23-5
Hebei Yanxi Chemical Co., Ltd.
1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone
$6.00
1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone CAS:7226-23-5
Hebei Chuanghai Biotechnology Co,.LTD
N, N′-Dimethylpropyleneurea
$10.50
N, N′-Dimethylpropyleneurea CAS:7226-23-5
Hebei Chuanghai Biotechnology Co., Ltd
1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone
1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone CAS:7226-23-5
Capot Chemical Co.,Ltd.
Shanghai Daken Advanced Materials Co.,Ltd
Dongfan Chem. Co., Ltd.
Henan Tianfu Chemical Co.,Ltd.
Hefei TNJ Chemical Industry Co.,Ltd.