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ChemicalBook >> CAS DataBase List >> 5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one

5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one

5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one price.
  • $9 - $1732.5
  • Product name: 5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one
  • CAS: 4803-74-1
  • MF: C17H15NO3
  • MW: 281.31
  • EINECS:1312995-182-4
  • MDL Number:MFCD08458868
  • Synonyms:2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)-1h-inden-1-one;5,6-DIMETHOXY-2-(PYRIDINE-4-YL)METHYLENE-INDAN-1-ONE;4-[(5,6-Dimethoxy-1-Indanone) -2-Methyl] Pyridine;1-Indanone,5,6-dimethoxy-2-(4-pyridylmethylene)- (7CI,8CI);Donepezil pyridine dehydro Imp;Doneprzil Pyridine Dehydro Imp;5,6-dimethoxyl-2-(piperidin-4-y)methylene-indan-1-one ;5,6-DIMETHOXY-2-(4-PYRIDYLMETHYLENE)-1-INDANONE,98.0+%
Price45 Properties Safety Information Description
45 prices
Selected condition：
Brand
  • A2B
  • aablocks
  • ACHEMBLOCK
  • AK Scientific
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • AvaChem
  • Biosynth
  • Crysdot
  • Medical Isotopes, Inc.
  • Synthonix
  • TRC
Package
  • 5MG
  • 25mg
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  • 1g
  • 5g
  • 10g
  • 25g
  • 100G
  • ManufacturerA2B
  • Product numberAI68908
  • Product description1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 97%
  • Packaging1g
  • Price$18
  • Updated2026-05-25
  • Buy
  • ManufacturerA2B
  • Product numberAI68908
  • Product description1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 97%
  • Packaging5g
  • Price$35
  • Updated2026-05-25
  • Buy
  • ManufacturerA2B
  • Product numberAI68908
  • Product description1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 97%
  • Packaging10g
  • Price$54
  • Updated2026-05-25
  • Buy
  • ManufacturerA2B
  • Product numberAI68908
  • Product description1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 97%
  • Packaging25g
  • Price$98
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA00IMJ4
  • Product description1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 97%
  • Packaging25g
  • Price$109
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00IMJ4
  • Product description1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 97%
  • Packaging10g
  • Price$61
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00IMJ4
  • Product description1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 97%
  • Packaging5g
  • Price$38
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00IMJ4
  • Product description1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 98%(HPLC)
  • Packaging1g
  • Price$18
  • Updated2026-05-29
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX190990
  • Product description5,6-Dimethoxy-2-[(4-pyridyl)methylene]-1-indanone 95.00%
  • Packaging25G
  • Price$135
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX190990
  • Product description5,6-Dimethoxy-2-[(4-pyridyl)methylene]-1-indanone 95.00%
  • Packaging100G
  • Price$480
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ11726
  • Product description5,6-Dimethoxy-2-(4-pyridylmethylene)-1-indanone(DonepezilImpurity)
  • Packaging100mg
  • Price$147
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ52235
  • Product description5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one
  • Packaging1g
  • Price$11
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number4803741
  • Product description5,6-Dimethoxy-2-(pyridin-4-ylmethylene)-2,3-dihydro-1H-inden-1-one
  • Packaging100g
  • Price$284.2
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA138740
  • Product description5,6-Dimethoxy-2-(pyridin-4-ylmethylene)-2,3-dihydro-1H-inden-1-one 97%
  • Packaging100g
  • Price$328
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA138740
  • Product description5,6-Dimethoxy-2-(pyridin-4-ylmethylene)-2,3-dihydro-1H-inden-1-one 97%
  • Packaging25g
  • Price$114
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA138740
  • Product description5,6-Dimethoxy-2-(pyridin-4-ylmethylene)-2,3-dihydro-1H-inden-1-one 97%
  • Packaging10g
  • Price$63
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
A2B AI68908 1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 97% 1g $18 2026-05-25 Buy
A2B AI68908 1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 97% 5g $35 2026-05-25 Buy
A2B AI68908 1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 97% 10g $54 2026-05-25 Buy
A2B AI68908 1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 97% 25g $98 2026-05-25 Buy
aablocks AA00IMJ4 1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 97% 25g $109 2026-05-29 Buy
aablocks AA00IMJ4 1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 97% 10g $61 2026-05-29 Buy
aablocks AA00IMJ4 1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 97% 5g $38 2026-05-29 Buy
aablocks AA00IMJ4 1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)- 98%(HPLC) 1g $18 2026-05-29 Buy
ACHEMBLOCK X190990 5,6-Dimethoxy-2-[(4-pyridyl)methylene]-1-indanone 95.00% 25G $135 2026-05-27 Buy
ACHEMBLOCK X190990 5,6-Dimethoxy-2-[(4-pyridyl)methylene]-1-indanone 95.00% 100G $480 2026-05-27 Buy
AK Scientific J11726 5,6-Dimethoxy-2-(4-pyridylmethylene)-1-indanone(DonepezilImpurity) 100mg $147 2021-12-16 Buy
AK Scientific J52235 5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one 1g $11 2021-12-16 Buy
Alichem 4803741 5,6-Dimethoxy-2-(pyridin-4-ylmethylene)-2,3-dihydro-1H-inden-1-one 100g $284.2 2021-12-16 Buy
Ambeed A138740 5,6-Dimethoxy-2-(pyridin-4-ylmethylene)-2,3-dihydro-1H-inden-1-one 97% 100g $328 2021-12-16 Buy
Ambeed A138740 5,6-Dimethoxy-2-(pyridin-4-ylmethylene)-2,3-dihydro-1H-inden-1-one 97% 25g $114 2021-12-16 Buy
Ambeed A138740 5,6-Dimethoxy-2-(pyridin-4-ylmethylene)-2,3-dihydro-1H-inden-1-one 97% 10g $63 2021-12-16 Buy
Next Last

Properties

Melting point :210-211°C
Boiling point :499.9±45.0 °C(Predicted)
Density :1.255
storage temp. :Sealed in dry,Room Temperature
solubility :Chloroform (Slightly), Methanol (Slightly, Heated)
form :Solid
pka :5.10±0.10(Predicted)
color :Yellow
CAS DataBase Reference :4803-74-1(CAS DataBase Reference)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
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:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P337+P313 IF eye irritation persists: Get medical advice/attention.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

An impurity of Donepezil.

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Suppliers and manufacturers

Hebei Yanxi Chemical Co., Ltd.
5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one
$100.00
5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one CAS:4803-74-1
career henan chemical co
5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one
$3.00
5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one CAS:4803-74-1
Jinan Chenghui-Shuangda Chemical Co.,Ltd
Jinan Finer Chemical Co., Ltd
Standardpharm Co. Ltd.
Alchem Pharmtech,Inc.
Neostar United (Changzhou) Industrial Co., Ltd.
SIMAGCHEM CORP
Hubei Ipure Biology Co., Ltd
Hefei TNJ Chemical Industry Co.,Ltd.