ChemicalBook > CAS DataBase List > 3-ethyl-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one

3-ethyl-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one

Product Name: 3-ethyl-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one
CAS No.: 70381-47-4
Chemical Name: 3-ethyl-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one
Synonyms: Paliperidone-5;Paliperidone Impurity 15;Paliperidone Impurity 61;3-ethyl-9-hydroxy-2-methyl;Paliperidone Impurities108;3-ethyl-9-hydroxy-2-methylpyrido[1,2-a]pyrimidin-4-one;4H-Pyrido[1,2-a]pyrimidin-4-one, 3-ethyl-9-hydroxy-2-methyl-;Paliperidone impurity 21/3-ethyl-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
CBNumber: CB02626800
Molecular Formula: C11H12N2O2
Formula Weight: 204.23
MOL File: 70381-47-4.mol

Less

3-ethyl-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one Property

Melting point:: 128 °C(Solv: ethanol (64-17-5); water (7732-18-5))
Boiling point:: 371.9±48.0 °C(Predicted)
Density: 1.26±0.1 g/cm3(Predicted)
pka: 8.15±0.20(Predicted)

Less

Hazard and Precautionary Statements (GHS)

3-ethyl-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one Preparation Products And Raw materials

Raw materials

Preparation Products

Less

3-ethyl-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one Suppliers

China 32 India 1 United States 1 Global 34

ChemStrong Scientific Co.,Ltd

Tel: 0755-0755-66853366 13670046396
Fax: 0755-28363542
Email: sales@chem-strong.com
Country: China
ProdList: 18333
Advantage: 56

Wuxi Zhongkun Biochemical Technology Co., Ltd.

Tel: 0510-85629785 18013409632
Fax: 051085625359
Email: sales@reading-chemicals.com
Country: China
ProdList: 15178
Advantage: 58

Shenzhen SUNGENING Bio-Medical Co., Ltd.

Tel: 0755-0755-28967200-8062 13631290199
Fax: 0755-28967200
Email: wxf@sungening.com
Country: China
ProdList: 9624
Advantage: 60

Shenzhen Polymeri Biochemical Technology Co., Ltd.

Tel: +86-400-002-6226 +86-13028896684;
Email: sales@rrkchem.com
Country: China
ProdList: 57422
Advantage: 58

TOSUN PHARM

Tel: 020-61855200 13326451905
Email: 260366801@qq.com
Country: China
ProdList: 7924
Advantage: 58

Hangzhou Huarong Pharm Co., Ltd.

Tel: 571-86758373 +8613588754946
Fax: 0086-571-81131109
Email: sales@huarongpharm.com
Country: CHINA
ProdList: 3148
Advantage: 58

Career Henan Chemica Co

Tel: +86-0371-86658258 +8613203830695
Fax: 0371-86658258
Email: laboratory@coreychem.com
Country: China
ProdList: 30229
Advantage: 58

Guangzhou Dreampharm Biotechnology Co., Ltd.

Tel: 020-36607679 19925672674
Fax: QQ 3008233717
Email: 3008233746@qq.com
Country: China
ProdList: 9883
Advantage: 12

Jinan blalong chemical co. LTD

Tel: 2710913286@.com
Email: 1513643261@qq.com
Country: China
ProdList: 14246
Advantage: 58

Shanghai Payne Pharmaceutical Technology Co.Ltd

Tel: 021-58123769 17721400256
Email: info@paynepharm.com
Country: China
ProdList: 1285
Advantage: 58

Shanghai Payne Pharmaceutical Technology Co.Ltd

Tel: 021-58123769 18678586262
Email: info@paynepharm.com
Country: China
ProdList: 1354
Advantage: 58

Shenzhen ruikai de biotechnology co., ltd.

Tel: 0755-61348847 17820674378
Fax: 0755-21016893
Email: 2682116078@qq.com
Country: China
ProdList: 7843
Advantage: 58

Shanghai Lanc Pharmaceutical Technology Co., Ltd.

Tel: 021-52216295 lankepharma
Email: 3813332848@qq.com
Country: China
ProdList: 707
Advantage: 58

Wuxi Minglu Medicine technology Co.,Ltd.

Tel: 0510-88726693
Fax: 0510-88726693
Email: 3204601684@qq.com
Country: China
ProdList: 2215
Advantage: 58

Wuxi Helen Biotechnology Co., Ltd.,

Tel: 0510-85629785 18013409632
Fax: 0510-85625359
Email: sales@reading-chemicals.com
Country: China
ProdList: 14081
Advantage: 58

Guangzhou Juntang Technology Co., Ltd

Tel: 020-36607679 13502246435
Email: sales@dmstandards.com
Country: China
ProdList: 10945
Advantage: 58

TCI (Shanghai) Chemical Trading Co., Ltd.

Tel: 021-61109150
Fax: 021-61105897
Email: sales@tcisct.com
Country: China
ProdList: 29668
Advantage: 58

Foshan Treasure Biotechnology Co., Ltd

Tel: 0757-85921206 18520245316
Email: 2329783215@qq.com
Country: China
ProdList: 12661
Advantage: 58

Molcoo Chemicals Inc.

Tel: 18576690171
Email: 3001025734@qq.com
Country: China
ProdList: 8880
Advantage: 58

Scinova Biotech(Guangzhou) Co., Ltd.

Tel: 13268215580
Email: scinova_sales@163.com
Country: China
ProdList: 7025
Advantage: 58

Shanghai YuZn Pharm. Technology Co.,Ltd.

Tel: 15921286451; 15921286451
Email: 2010681527@qq.com
Country: China
ProdList: 5182
Advantage: 58

Shanghai Haohong Scientific Co., Ltd.

Tel: 400-8210725 4008210725
Email: malulu@leyan.com
Country: China
ProdList: 40000
Advantage: 58

Shenzhen Excellent Biomedical Technology Co., Ltd.

Tel: 0755-26050679 18318671572
Email: 2850803126@qq.com
Country: China
ProdList: 10001
Advantage: 58

Shenzhen Qingtian Biotechnology Co, Ltd.

Tel: 18823167005 18162969855
Email: 744288988@qq.com
Country: China
ProdList: 2629
Advantage: 58

Guangzhou Zhenlin Pharmaceutical Technology Co., Ltd

Tel: 020-18102736 18102736234
Email: LK@zlstandards.com
Country: China
ProdList: 8206
Advantage: 58

Nantong Hanfang Biotechnology Co. , Ltd.

Tel: hanfangpharma@126.com; 18616537568
Email: hanfangpharma@126.com
Country: China
ProdList: 29965
Advantage: 58

Hubei Moco Chemical Co., Ltd.

Tel: 18627753421; 18627756402
Fax: QQ：3001051413
Email: 3001051413@qq.com
Country: China
ProdList: 20319
Advantage: 58

Changzhou Xianglong Pharmaceutical Technology Co., Ltd.,

Tel: 18915873328 18915873328
Email: 296197970@qq.com
Country: China
ProdList: 11051
Advantage: 58

Hubei YoungXin Pharmaceutical Tech Co.,Ltd.

Tel: 0714-3999001 18696290611
Email: 3003339751@qq.com
Country: China
ProdList: 9487
Advantage: 58

Beijing Comparison Pharmaceutical Technology Co., Ltd

Tel: 010-010-52878169 15801002657
Email: sales@bjcomparison.com
Country: China
ProdList: 5096
Advantage: 58

Hangzhou Yiyun Guoke Biotechnology Co., Ltd.

Tel: 17717523804
Email: 1211221625@qq.com
Country: China
ProdList: 8568
Advantage: 58

Hangzhou MolCore BioPharmatech Co.,Ltd.

Tel: +86-057181025280; +8617767106207
Fax: 0571-85806285
Email: sales@molcore.com
Country: China
ProdList: 49734
Advantage: 58

70381-47-4, 3-ethyl-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-oneRelated Search:

apovincamine Fludarabine EP impurity G 1-Cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-3-quinolinecarboxylic acid ethyl ester Vortioxetine Impurity 4 (+)-(14β)-Dihydrovinpocetine 3-pentylisoindolin-1-one Acotiamide INT (4aS,7aS)-1-methyloctahydro-1H-pyrrolo[3,4-b]pyridine 3-(2-Chloroethyl)-2-methyl-9-hydroxy-4H-pyrido[1,2-a]pyrimidin-4-one (Paliperidone) 9-(benzyloxy)-3-(2-hydroxyethyl)-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one 5-Fluoro Paliperidone 3-(2-Chloroethyl)-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one Paliperidone Desfluoro Impurity 9-Keto Risperidone Paliperidone (S)-9-Hydroxy Risperidone 3-(2-Hydroxyethyl)-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one

3-ethyl-9-hydroxy-2-methylpyrido[1,2-a]pyrimidin-4-one

Paliperidone Impurity 15

Paliperidone impurity 21/3-ethyl-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one

Paliperidone-5

3-ethyl-9-hydroxy-2-methyl

4H-Pyrido[1,2-a]pyrimidin-4-one, 3-ethyl-9-hydroxy-2-methyl-

Paliperidone Impurities108

Paliperidone Impurity 61

70381-47-4