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ChemicalBook >> CAS DataBase List >> MEROCYANINE DYE

MEROCYANINE DYE

MEROCYANINE DYE price.
  • $175 - $725
  • Product name: MEROCYANINE DYE
  • CAS: 23302-83-2
  • MF: C14H13NO
  • MW: 211.26
  • EINECS:
  • MDL Number:MFCD00010099
  • Synonyms:Brooker's merocyanine dye;4-[2-(1-methyl-1,4-dihydropyridin-4-ylidene)ethylidene]cyclohexa-2,5-dien-1-one;4-(2-(1-METHYLPYRIDIN-4(1H)-YLIDENE)ETHYLIDENE)CYCLOHEXA-2,5-DIEN-1-ONE;1-Methyl-4-[(4-oxocyclohexadienylidene)ethylidene]-1,4-dihydropyridine;2,5-Cyclohexadien-1-one, 4-[2-(1-methyl-4(1H)-pyridinylidene)ethylidene]-;4-(2-(1-Methylpyridin-4(1H)-ylidene)ethylidene)cyclohexa-2,5-dienone;4-[2-(1-methylpyridin-4-ylidene)ethylidene]cyclohexa-2,5-dien-1-one
Price6 Properties Safety Information Description
6 prices
Selected condition：
Brand
  • AK Scientific
  • Alfa Aesar
  • Crysdot
  • TRC
Package
  • 25mg
  • 50mg
  • 250mg
  • 500mg
  • 1g
  • ManufacturerAK Scientific
  • Product number6354BA
  • Product description4-[2-(1-Methylpyridin-4(1h)-ylidene)ethylidene]cyclohexa-2,5-dien-1-one
  • Packaging50mg
  • Price$252
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product number6354BA
  • Product description4-[2-(1-Methylpyridin-4(1h)-ylidene)ethylidene]cyclohexa-2,5-dien-1-one
  • Packaging500mg
  • Price$725
  • Updated2021-12-16
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberH66517
  • Product descriptionBrooker's merocyanine dye
  • Packaging250mg
  • Price$190
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberH66517
  • Product descriptionBrooker's merocyanine dye
  • Packaging1g
  • Price$536.65
  • Updated2024-03-01
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11161651
  • Product description4-(2-(1-Methylpyridin-4(1H)-ylidene)ethylidene)cyclohexa-2,5-dienone 97%
  • Packaging1g
  • Price$429
  • Updated2021-12-16
  • Buy
  • ManufacturerTRC
  • Product numberM343035
  • Product description4-[2-(1-methyl-1,4-dihydropyridin-4-ylidene)ethylidene]cyclohexa-2,5-dien-1-one
  • Packaging25mg
  • Price$175
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific 6354BA 4-[2-(1-Methylpyridin-4(1h)-ylidene)ethylidene]cyclohexa-2,5-dien-1-one 50mg $252 2021-12-16 Buy
AK Scientific 6354BA 4-[2-(1-Methylpyridin-4(1h)-ylidene)ethylidene]cyclohexa-2,5-dien-1-one 500mg $725 2021-12-16 Buy
Alfa Aesar H66517 Brooker's merocyanine dye 250mg $190 2024-03-01 Buy
Alfa Aesar H66517 Brooker's merocyanine dye 1g $536.65 2024-03-01 Buy
Crysdot CD11161651 4-(2-(1-Methylpyridin-4(1H)-ylidene)ethylidene)cyclohexa-2,5-dienone 97% 1g $429 2021-12-16 Buy
TRC M343035 4-[2-(1-methyl-1,4-dihydropyridin-4-ylidene)ethylidene]cyclohexa-2,5-dien-1-one 25mg $175 2021-12-16 Buy

Properties

Melting point :220℃
Boiling point :360.6±42.0 °C(Predicted)
Density :1.268±0.06 g/cm3(Predicted)
pka :4.41±0.20(Predicted)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word:
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.
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.
P405 Store locked up.

Description

Brooker's merocyanine dye is used as solvent polarity indicators. It is used as pH sensors and transition metal cation indicators.

Suppliers and manufacturers

Shanghai kingmorn biotechnology Co.,Ltd.
4-[2-(1-methyl-1,4-dihydropyridin-4-ylidene)ethylidene]cyclohexa-2,5-dien-1-one
$0.00 /1g
4-[2-(1-methyl-1,4-dihydropyridin-4-ylidene)ethylidene]cyclohexa-2,5-dien-1-one CAS:23302-83-2
Hangzhou MolCore BioPharmatech Co.,Ltd.
GIHI CHEMICALS CO.,LIMITED Aikon International Limited SHANGHAI FDC-CHEMICAL CO.,LTD Shanghai Jiegu Biotechnology Co., Ltd. Shanghai shuji biotechnology co., ltd. chemmole Henan Alpha Chemical Co., Ltd. Shanghai Maclean Biochemical Technology Co., LTD