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ChemicalBook >> CAS DataBase List >> 3-Ethyl-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

3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one price.
  • $160 - $2229.5
  • Product name: 3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one
  • CAS: 849903-79-3
  • MF: C11H16N2O2
  • MW: 208.26
  • EINECS:
  • MDL Number:MFCD18207006
  • Synonyms:4H-Pyrido[1,2-a]pyriMidin-4-one, 3-ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-Methyl-;3-ethyl-9-hydroxy-2-Methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyriMidin-4-one;4H-Pyrido[1,2-a]pyriMidin...;Paliperidone Stage III (USP RC A);3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one;Paliperidone Related CoMpound A;Paliperidone Related Compound A (20 mg) (3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-alpha]pyrimidin-4-one);3-ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one
Price12 Properties Safety Information Description
12 prices
Selected condition：
Brand
  • AK Scientific
  • Alichem
  • ChemScene
  • Crysdot
  • TRC
  • Usbiological
Package
  • 5mg
  • 20mg
  • 100mg
  • 250mg
  • 1g
  • 5g
  • ManufacturerAK Scientific
  • Product number3240AH
  • Product description3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-A]pyrimidin-4-one
  • Packaging1g
  • Price$1524
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number849903793
  • Product description3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one
  • Packaging250mg
  • Price$262.6
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number849903793
  • Product description3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one
  • Packaging1g
  • Price$669.5
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number849903793
  • Product description3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one
  • Packaging5g
  • Price$2229.5
  • Updated2021-12-16
  • Buy
  • ManufacturerChemScene
  • Product numberCS-M0164
  • Product description3-ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 99.29%
  • Packaging100mg
  • Price$181
  • Updated2021-12-16
  • Buy
  • ManufacturerChemScene
  • Product numberCS-M0164
  • Product description3-ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 99.29%
  • Packaging250mg
  • Price$301
  • Updated2021-12-16
  • Buy
  • ManufacturerChemScene
  • Product numberCS-M0164
  • Product description3-ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 99.29%
  • Packaging1g
  • Price$602
  • Updated2021-12-16
  • Buy
  • ManufacturerChemScene
  • Product numberCS-M0164
  • Product description3-ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 99.29%
  • Packaging5g
  • Price$1805
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11046573
  • Product description3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 95+%
  • Packaging1g
  • Price$600
  • Updated2021-12-16
  • Buy
  • ManufacturerTRC
  • Product numberE926295
  • Product description3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
  • Packaging5mg
  • Price$160
  • Updated2021-12-16
  • Buy
  • ManufacturerTRC
  • Product numberE926295
  • Product description3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
  • Packaging20mg
  • Price$475
  • Updated2021-12-16
  • Buy
  • ManufacturerUsbiological
  • Product number160569
  • Product description3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
  • Packaging5mg
  • Price$460
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific 3240AH 3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-A]pyrimidin-4-one 1g $1524 2021-12-16 Buy
Alichem 849903793 3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 250mg $262.6 2021-12-16 Buy
Alichem 849903793 3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 1g $669.5 2021-12-16 Buy
Alichem 849903793 3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 5g $2229.5 2021-12-16 Buy
ChemScene CS-M0164 3-ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 99.29% 100mg $181 2021-12-16 Buy
ChemScene CS-M0164 3-ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 99.29% 250mg $301 2021-12-16 Buy
ChemScene CS-M0164 3-ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 99.29% 1g $602 2021-12-16 Buy
ChemScene CS-M0164 3-ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 99.29% 5g $1805 2021-12-16 Buy
Crysdot CD11046573 3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 95+% 1g $600 2021-12-16 Buy
TRC E926295 3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 5mg $160 2021-12-16 Buy
TRC E926295 3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 20mg $475 2021-12-16 Buy
Usbiological 160569 3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 5mg $460 2021-12-16 Buy

Properties

Boiling point :349.0±44.0 °C(Predicted)
Density :1.29±0.1 g/cm3(Predicted)
storage temp. :2-8°C
solubility :DMSO (Slightly), Methanol (Slightly)
form :Solid
pka :13.01±0.60(Predicted)
color :White to Off-White

Safety Information

Symbol(GHS): GHS hazard pictograms
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 GHS hazard pictograms P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P312 Call a POISON CENTER or doctor/physician if you feel unwell.
P321 Specific treatment (see … on this label).
P330 Rinse mouth.
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P337+P313 IF eye irritation persists: Get medical advice/attention.
P362 Take off contaminated clothing and wash before reuse.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one (Paliperidone USP Related Compound A) is used in the synthesis of Paliperidone (P141000). Intermediate.

More related product prices

3-(2-Chloroethyl)-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 1020719-55-4 Paliperidone (R)-9-Hydroxy Risperidone 84163-13-3 3-(2-Hydroxyethyl)-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one (S)-9-Hydroxy Risperidone 5-Fluoro Paliperidone 9-Benxyloxy-3-(2-Chloro ethyl)-2-methyl pyrido[1,2-a]pyrimidine-4-one

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Suppliers and manufacturers

Hubei Jusheng Technology Co.,Ltd.
Standardpharm Co. Ltd.
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sgtlifesciences pvt ltd
Hefei TNJ Chemical Industry Co.,Ltd.
Hunan Jibang Biological Technology Co., LTD
Aladdin Scientific
Moxin Chemicals