1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone
- CAS No.
- 7226-23-5
- Chemical Name:
- 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone
- Synonyms
- DMPU;1,3-Dimethyltetrahydropyrimidin-2(1H)-one;1,3-Dimethyl-1,3-diazinan-2-one;1,3-DIMETHYLTETRAHYDRO-2-PYRIMIDINONE;tetrahydro-1,3-dimethyl-2(1h)pyrimidine;Lycii Cortex;DMPU(solvent);Cortex Lycii P.E.;Tedizolid Impurity 69;LABOTEST-BB LT00848352
- CBNumber:
- CB4675240
- Molecular Formula:
- C6H12N2O
- Molecular Weight:
- 128.17
- MDL Number:
- MFCD00006550
- MOL File:
- 7226-23-5.mol
- MSDS File:
- SDS
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 |
n |
Flash point | 121 °C |
storage temp. | Store below +30°C. |
solubility | Chloroform (Slightly), Ethyl Acetate (Slightly) |
pka | -0.65±0.20(Predicted) |
form | Liquid |
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 |
InChIKey | GUVUOGQBMYCBQP-UHFFFAOYSA-N |
LogP | 0.05 at 25℃ |
CAS DataBase Reference | 7226-23-5(CAS DataBase Reference) |
EWG's Food Scores | 1-2 |
EPA Substance Registry System | 2(1H)-Pyrimidinone, tetrahydro-1,3-dimethyl- (7226-23-5) |
SAFETY
Risk and Safety Statements
Symbol(GHS) | ![]() ![]() ![]() GHS05,GHS07,GHS08 |
|||||||||
---|---|---|---|---|---|---|---|---|---|---|
Signal word | Danger | |||||||||
Hazard statements | H302-H318-H361f | |||||||||
Precautionary statements | P201-P280-P301+P312+P330-P305+P351+P338+P310-P308+P313 | |||||||||
Hazard Codes | Xn | |||||||||
Risk Statements | 22-36-43-62-41 | |||||||||
Safety Statements | 23-26-36/37/39-45 | |||||||||
WGK Germany | 2 | |||||||||
RTECS | UW7582500 | |||||||||
F | 3-10 | |||||||||
Autoignition Temperature | 255 °C | |||||||||
TSCA | Yes | |||||||||
HS Code | 29335995 | |||||||||
Toxicity | LD50 orally in Rabbit: 1770 mg/kg | |||||||||
NFPA 704 |
|
1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone price More Price(46)
Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|---|
Sigma-Aldrich | 8.18214 | 1,3-Dimethyltetrahydro-2(1H)-pyrimidinone for synthesis | 7226-23-5 | 100mL | $81.8 | 2024-03-01 | Buy |
Sigma-Aldrich | 8.18214 | 1,3-Dimethyltetrahydro-2(1H)-pyrimidinone for synthesis | 7226-23-5 | 500mL | $215 | 2024-03-01 | Buy |
Sigma-Aldrich | 8.18214 | 1,3-Dimethyltetrahydro-2(1H)-pyrimidinone for synthesis | 7226-23-5 | 25kg | $4760 | 2024-03-01 | Buy |
Sigma-Aldrich | 251569 | 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone 98% | 7226-23-5 | 25g | $39.7 | 2024-03-01 | Buy |
Sigma-Aldrich | 251569 | 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone 98% | 7226-23-5 | 100g | $84.3 | 2024-03-01 | Buy |
1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone Chemical Properties,Uses,Production
Chemical Properties
1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone is clear colorless to slightly yellowish liquid
Uses
1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone is a versatile organic solvent in and less toxic than HMPA. It is mainly applied in the synthesis of pharmaceuticals and agrochemicals. DMPU is also used in the electronics industry.
Uses
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).
Uses
Versatile solvent employed in N-alkylation of chiral, primary amines, O-alkylation of aldoses, and in the synthesis of poly(aryl ethers).
Flammability and Explosibility
Non flammable
1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone Preparation Products And Raw materials
Supplier | Tel | Country | ProdList | Advantage | |
---|---|---|---|---|---|
Hebei Mojin Biotechnology Co., Ltd | +8613288715578 | sales@hbmojin.com | China | 12450 | 58 |
Hebei Yanxi Chemical Co., Ltd. | +86-17531190177; +8617531190177 | peter@yan-xi.com | China | 5873 | 58 |
Hebei Guanlang Biotechnology Co,.LTD | +8619930503252 | daisy@crovellbio.com | China | 5828 | 58 |
Capot Chemical Co.,Ltd. | 571-85586718 +8613336195806 | sales@capotchem.com | China | 29798 | 60 |
Shanghai Daken Advanced Materials Co.,Ltd | +86-371-66670886 | info@dakenam.com | China | 16914 | 58 |
Dongfan Chem. Co., Ltd. | 021-34500607 13391355195 | sales@dfanchem.com | CHINA | 61 | 55 |
Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | info@tianfuchem.com | China | 21668 | 55 |
Hangzhou FandaChem Co.,Ltd. | 008657128800458; +8615858145714 | fandachem@gmail.com | China | 9332 | 55 |
Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418679 +86-18949832763 | info@tnjchem.com | China | 2989 | 55 |
Zjartschem | +86-571 87238903 | jocelynpan@zjarts.com | CHINA | 993 | 58 |
Related articles
- 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone(DMPU): a better space-demanding solvent
- 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone (CAS no. 7226-23-5), also called N,N'-dimethylpropyleneurea or DMPU, is a p....
- Nov 14,2019
View Lastest Price from 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone manufacturers
Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
---|---|---|---|---|---|---|---|---|
![]() |
2024-08-21 | N, N′-Dimethylpropyleneurea
7226-23-5
|
US $10.50 / KG | 1KG | 99.% | 10 ton | Hebei Guanlang Biotechnology Co,.LTD | |
![]() |
2024-08-15 | 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone
7226-23-5
|
US $30.00-6.00 / kg | 1kg | 0.99 | 10 tons | Hebei Yanxi Chemical Co., Ltd. | |
![]() |
2024-04-25 | 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone
7226-23-5
|
US $50.00 / kg | 1kg | 99.10% | 50000kg | Ouhuang Engineering Materials (Hubei) Co., Ltd |
-
- N, N′-Dimethylpropyleneurea
7226-23-5
- US $10.50 / KG
- 99.%
- Hebei Guanlang Biotechnology Co,.LTD
-
- 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone
7226-23-5
- US $30.00-6.00 / kg
- 0.99
- Hebei Yanxi Chemical Co., Ltd.
-
- 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone
7226-23-5
- US $50.00 / kg
- 99.10%
- Ouhuang Engineering Materials (Hubei) Co., Ltd