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ChemicalBook >> CAS DataBase List >> 3-CHLORO-2-METHYL-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE

3-CHLORO-2-METHYL-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE

3-CHLORO-2-METHYL-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE price.
  • $99 - $2140
  • Product name: 3-CHLORO-2-METHYL-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE
  • CAS: 16867-33-7
  • MF: C9H7ClN2O
  • MW: 194.62
  • EINECS:
  • MDL Number:MFCD00067814
  • Synonyms:3-CHLORO-2-METHYL-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE;3-CHLORO-2-METHYLPYRIDO(1,2-A)PYRIMIDINE-4-ONE;4H-Pyrido[1,2-a]pyrimidin-4-one, 3-chloro-2-methyl-;3-chloro-2-methylpyrido[1,2-a]pyrimidin-4-one
Price20 Properties Safety Information Description
20 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • AK Scientific
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Atlantic Research Chemicals
  • Crysdot
  • Matrix Scientific
Package
  • 5MG
  • 100mg
  • 100.00mg
  • 250.00mg
  • 250mg
  • 1.00g
  • 1G
  • 5G
  • 1gm:
  • Manufactureraablocks
  • Product numberAA007VE9
  • Product description3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 98%
  • Packaging100mg
  • Price$99
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA007VE9
  • Product description3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 98%
  • Packaging250mg
  • Price$166
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberY222892
  • Product description3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 97.00%
  • Packaging250MG
  • Price$250
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberY222892
  • Product description3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 97.00%
  • Packaging1G
  • Price$535
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberY222892
  • Product description3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 97.00%
  • Packaging5G
  • Price$2140
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product numberY7783
  • Product description3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
  • Packaging1g
  • Price$891
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0021516
  • Product description3-CHLORO-2-METHYL-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE 95.00%
  • Packaging1G
  • Price$1039.5
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0021516
  • Product description3-CHLORO-2-METHYL-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE 95.00%
  • Packaging5MG
  • Price$495.79
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR21648
  • Product description3-chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one ≥95%
  • Packaging1g
  • Price$528
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR21648
  • Product description3-chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one ≥95%
  • Packaging250mg
  • Price$388
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR21648
  • Product description3-chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one ≥95%
  • Packaging100mg
  • Price$164
  • Updated2026-06-04
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberHA100177
  • Product description3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 95
  • Packaging1g
  • Price$378.46
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberHA100177
  • Product description3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 95%
  • Packaging1gm:
  • Price$279.23
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11240193
  • Product description3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 95+%
  • Packaging1g
  • Price$617
  • Updated2026-05-20
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11240193
  • Product description3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 95+%
  • Packaging1g
  • Price$617
  • Updated2026-05-26
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11240193
  • Product description3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 95+%
  • Packaging1g
  • Price$617
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA007VE9 3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 98% 100mg $99 2026-05-28 Buy
aablocks AA007VE9 3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 98% 250mg $166 2026-05-28 Buy
ACHEMBLOCK Y222892 3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 97.00% 250MG $250 2026-05-27 Buy
ACHEMBLOCK Y222892 3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 97.00% 1G $535 2026-05-27 Buy
ACHEMBLOCK Y222892 3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 97.00% 5G $2140 2026-05-27 Buy
AK Scientific Y7783 3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 1g $891 2021-12-16 Buy
American Custom Chemicals Corporation HCH0021516 3-CHLORO-2-METHYL-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE 95.00% 1G $1039.5 2021-12-16 Buy
American Custom Chemicals Corporation HCH0021516 3-CHLORO-2-METHYL-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE 95.00% 5MG $495.79 2021-12-16 Buy
Apolloscientific OR21648 3-chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one ≥95% 1g $528 2026-06-04 Buy
Apolloscientific OR21648 3-chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one ≥95% 250mg $388 2026-06-04 Buy
Apolloscientific OR21648 3-chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one ≥95% 100mg $164 2026-06-04 Buy
Atlantic Research Chemicals HA100177 3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 95 1g $378.46 2026-05-23 Buy
Atlantic Research Chemicals HA100177 3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 95% 1gm: $279.23 2021-12-16 Buy
Crysdot CD11240193 3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 95+% 1g $617 2026-05-20 Buy
Crysdot CD11240193 3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 95+% 1g $617 2026-05-26 Buy
Crysdot CD11240193 3-Chloro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 95+% 1g $617 2021-12-16 Buy
Next Last

Properties

Melting point :186 °C(Solv: ethanol (64-17-5))
Boiling point :294.6±50.0 °C(Predicted)
Density :1.37±0.1 g/cm3(Predicted)
storage temp. :2-8°C, sealed storage, away from moisture
pka :1.56±0.70(Predicted)
Appearance :Off-white to gray Solid

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
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
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

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Suppliers and manufacturers

SynAsst Chemical. Zhengzhou Guancheng Laboratory equipment Sales Shanghai Haohong Pharmaceutical Co., Ltd. Shanghai Xiushi Biomedical Co., LTD TCI (Shanghai) Chemical Trading Co., Ltd. Bide Pharmatech Ltd. Yantai Shengkailun Chemical Technology Co., Ltd. Hefei Molybdenum Kai Pharmaceutical Technology Co., Ltd