ChemicalBook >> CAS DataBase List >>1,9-DIPHENYL-1,3,6,8-NONATETRAEN-5-ONE

1,9-DIPHENYL-1,3,6,8-NONATETRAEN-5-ONE

CAS No.
622-21-9
Chemical Name:
1,9-DIPHENYL-1,3,6,8-NONATETRAEN-5-ONE
Synonyms
DicinnamaL;DICINNAMALACETONE;1,9-DIPHENYL-1,3,6,8;Dicinnamalacetone 98%;Dicinnamalacetone >DICINNAMYLIDENEACETONE;6,8-nonatetraen-5-one,1,9-diphenyl-3;1,9-DIPHENYL-1,3,6,8-NONATETRAEN-5-ONE;1,9-diphenylnona-1,3,6,8-tetraen-5-one;1,3,6,8-Nonatetraen-5-one, 1,9-diphenyl-
CBNumber:
CB6162821
Molecular Formula:
C21H18O
Molecular Weight:
286.37
MDL Number:
MFCD00004792
MOL File:
622-21-9.mol
MSDS File:
SDS
Last updated:2023-04-23 13:52:06

1,9-DIPHENYL-1,3,6,8-NONATETRAEN-5-ONE Properties

Melting point 144-145 °C (lit.)
Boiling point 388.73°C (rough estimate)
Density 1.0402 (rough estimate)
refractive index 1.4880 (estimate)
form powder to crystal
color Light yellow to Yellow to Orange
CAS DataBase Reference 622-21-9(CAS DataBase Reference)
EPA Substance Registry System 1,3,6,8-Nonatetraen-5-one, 1,9-diphenyl- (622-21-9)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Risk Statements  36/37/38
Safety Statements  24/25
WGK Germany  3
TSCA  Yes
HS Code  29141990
NFPA 704
0
1 0

1,9-DIPHENYL-1,3,6,8-NONATETRAEN-5-ONE price More Price(9)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 229067 Dicinnamalacetone 98% 622-21-9 5g $96.2 2023-01-07 Buy
TCI Chemical D0900 Dicinnamalacetone >98.0%(HPLC) 622-21-9 10g $57 2024-03-01 Buy
TCI Chemical D0900 Dicinnamalacetone >98.0%(HPLC) 622-21-9 25g $101 2024-03-01 Buy
Alfa Aesar A17568 1,9-Diphenyl-1,3,6,8-nonatetraen-5-one, 97+% 622-21-9 5g $26.65 2024-03-01 Buy
Alfa Aesar A17568 1,9-Diphenyl-1,3,6,8-nonatetraen-5-one, 97+% 622-21-9 25g $83.8 2021-12-16 Buy
Product number Packaging Price Buy
229067 5g $96.2 Buy
D0900 10g $57 Buy
D0900 25g $101 Buy
A17568 5g $26.65 Buy
A17568 25g $83.8 Buy

1,9-DIPHENYL-1,3,6,8-NONATETRAEN-5-ONE Chemical Properties,Uses,Production

Chemical Properties

yellow powder

Uses

Dicinnamalacetone was used as an indicator in measuring the surface acidity of homoionic montmorillonites by titrating certain Hammett indicators adsorbed on the clay with n-butylamine. It was also used as an indicator (yellow to bright red) for detection of excess hydrogen halides in many organic solvents (except alcohols).

Purification Methods

Crystallise the ketone from *benzene/isooctane (1:1). The 1,3,5-trinitrobenzene complex (1:1) has m 113o (from EtOH), and the 1,3,5-trinitrobenzene complex (1:2) has m 110o (from EtOH). [Beilstein 7 H 524, 7 I 293, 7 II 484, 7 III 2756, 7 IV 1834.] The 2,4-dinitrophenylhydrazone has m 199-200o.

1,9-DIPHENYL-1,3,6,8-NONATETRAEN-5-ONE Preparation Products And Raw materials

Raw materials

Preparation Products

1,9-DIPHENYL-1,3,6,8-NONATETRAEN-5-ONE Suppliers

Global( 84)Suppliers
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Career Henan Chemica Co
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6,8-nonatetraen-5-one,1,9-diphenyl-3 DICINNAMYLIDENEACETONE DICINNAMALACETONE 1,9-diphenylnona-1,3,6,8-tetraen-5-one 1,9-DIPHENYL-1,3,6,8-NONATETRAEN-5-ONE 1,9-Diphenyl-1,3,6,8-nonatetraen-5-one,97% 1,9-Diphenyl-1,3,6,8-nonatetraen-5-one,98% 1,9-DIPHENYL-1,3,6,8 1,9-Diphenyl-1,3,6,8-nonatetraen-5-one, 97% 5GR (1E,3E,6E,8E)-1,9-diphenylnona-1,3,6,8-tetraen-5-one Dicinnamalacetone 98% (1Z,3E,6E,8E)-1,9-diphenyl-5-nona-1,3,6,8-tetraenone Dicinnamalacetone > DicinnamaL 1,3,6,8-Nonatetraen-5-one, 1,9-diphenyl- 622-21-9 C6H5CHCHCHCH2CO C21H18O Building Blocks Carbonyl Compounds C15 to C38 Organic Building Blocks Ketones