ChemicalBook > CAS DataBase List > 2,2-Dimethoxy-2-phenylacetophenone

2,2-Dimethoxy-2-phenylacetophenone

use Chemical properties Enterprise standard reference Application

Product Name: 2,2-Dimethoxy-2-phenylacetophenone
CAS No.: 24650-42-8
Chemical Name: 2,2-Dimethoxy-2-phenylacetophenone
Synonyms: DMPA;BDK;irgacure651;2,2-bimethoxy-2-phenylacetophenone;2,2-dimethoxy-1,2-diphenylethan-1-one;BENZIL DIMETHYL KETAL;IHT-PI BDK;Benzoin diMethyl ether (DMPA);2,2-Dimethoxy-1,2-diphenylethanone;2,2-dimethoxy-1,2-diphenyl-Ethanone
CBNumber: CB0439891
Molecular Formula: C16H16O3
Formula Weight: 256.3
MOL File: 24650-42-8.mol

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2,2-Dimethoxy-2-phenylacetophenone Property

Melting point:: 67-70 °C(lit.)
Boiling point:: 169°C 7mm
Density: 1.1320 (rough estimate)
vapor pressure: 0.002Pa at 25℃
refractive index: 1.5590 (estimate)
Flash point:: 190 °C
storage temp.: Keep in dark place,Sealed in dry,Room Temperature
solubility: methylene chloride: 20 mg/mL, clear
form: Crystalline Powder
color: White to pale yellow
Water Solubility: 66.32mg/L at 25℃
BRN: 2054295
Stability:: Stable, but light-sensitive. Combustible. Incompatible with strong acids, strong oxidizing agents.
InChIKey: KWVGIHKZDCUPEU-UHFFFAOYSA-N
LogP: 2.95 at 25℃
CAS DataBase Reference: 24650-42-8(CAS DataBase Reference)
NIST Chemistry Reference: Ethanone, 2,2-dimethoxy-1,2-diphenyl-(24650-42-8)
EPA Substance Registry System: Ethanone, 2,2-dimethoxy-1,2-diphenyl- (24650-42-8)

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Safety

Hazard Codes: Xi,N
Risk Statements: 43-50/53
Safety Statements: 36/37-60-61
RIDADR: UN 3077 9/PG 3
WGK Germany: 2
RTECS: KM5775658
F: 8
HazardClass: 9
PackingGroup: III
HS Code: 29145090

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H373May cause damage to organs through prolonged or repeated exposure

H412Harmful to aquatic life with long lasting effects

Precautionary statements

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P273Avoid release to the environment.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P314Get medical advice/attention if you feel unwell.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 196118
Product name: 2,2-Dimethoxy-2-phenylacetophenone
Purity: 99%
Packaging: 50g
Price: $81
Updated: 2025/07/31

Sigma-Aldrich

Product number: 196118
Product name: 2,2-Dimethoxy-2-phenylacetophenone
Purity: 99%
Packaging: 250g
Price: $274.55
Updated: 2025/07/31

TCI Chemical

Product number: D1702
Product name: 2,2-Dimethoxy-2-phenylacetophenone
Purity: >98.0%(GC)
Packaging: 25g
Price: $32
Updated: 2025/07/31

TCI Chemical

Product number: D1702
Product name: 2,2-Dimethoxy-2-phenylacetophenone
Purity: >98.0%(GC)
Packaging: 100g
Price: $90
Updated: 2025/07/31

TCI Chemical

Product number: D1702
Product name: 2,2-Dimethoxy-2-phenylacetophenone
Purity: >98.0%(GC)
Packaging: 500g
Price: $270
Updated: 2025/07/31

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2,2-Dimethoxy-2-phenylacetophenone Chemical Properties,Usage,Production

use

2,2-Dimethoxy-2-phenylacetophenone is a photoinitiator, which is used to initialise radical polymerization e.g. in the preparation of acrylate polymers.[1] Under the influence of light the molecule will form radicals which initiate the radical polymerization. It can also be used as an initiator in the process of making an integrated circuit.

Chemical properties

White crystal, melting point 64.0-67.0 ℃, soluble in acetone, ethyl acetate, hot methanol and isopropanol, insoluble in water, easily decomposed in case of acid, stable in alkaline, photosensitive, mainly used as UV (ultra-violet ) curing agent in UV curing system, applied to ink, paper and metal paint, stored in a sealed package, protected from light and heat.

Enterprise standard reference

loss on drying% ≤0.5
Ignited residue% ≤0.1
Water content ≤0.5
transparency (10% acetone solution) transparent
Benzoin residue 0.2%
Solubility (g/100g solvent 25 ℃) acetone >50 methanol 41 styrene >50 butyl acetate >50
transmission 95.0%(425nm) 96.0%(450nm) 98.0%(500nm)

Application

It is widely used in the polymerization of acrylic acid and acrylate, the polymerization and crosslinking of unsaturated polyester. It has been applied in coatings and adhesives and mainly used as UV (ultra-violet ) curing agent in UV curing system, applied to ink, paper and metal paint.
BDK is a kind of highly efficient UV curing initiator, which is mainly used as initiator of UV curing reaction. It is also used as
(1) Used as analytical reagent;
(2) Used for Photosensitive resin printing;
(3)Used as UV curable coatings and inks.

Chemical Properties

solid

Uses

2,2-Dimethoxy-2-phenylacetophenone (cas# 24650-42-8) is a compound useful in organic synthesis.

2,2-Dimethoxy-2-phenylacetophenone Preparation Products And Raw materials

Raw materials

Preparation Products

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View Lastest Price from 2,2-Dimethoxy-2-phenylacetophenone manufacturers

WUHAN FORTUNA CHEMICAL CO., LTD

Product: 2,2-Dimethoxy-2-phenylacetophenone 24650-42-8
Price: US $1.00/Kg/Bag
Min. Order: 1KG
Purity: 99%
Supply Ability: 5ton/month
Release date: 2021-06-05

Hebei Chuanghai Biotechnology Co., Ltd

Product: 2,2-Dimethoxy-2-phenylacetophenone 24650-42-8
Price: US $10.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 10 mt
Release date: 2024-11-11

Hebei Chuanghai Biotechnology Co., Ltd

Product: 2,2-Dimethoxy-2-phenylacetophenone 24650-42-8
Price: US $0.00-0.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 500000kg
Release date: 2024-11-01

24650-42-8, 2,2-Dimethoxy-2-phenylacetophenoneRelated Search:

Diphenyldimethoxysilane Dimethyl fumarate Benzoin Acetophenone 3',5'-Dimethoxyacetophenone Dimethyl carbonate 3,4-Dimethoxyacetophenone 2,2-Bis(hydroxymethyl)propionic acid 2,2-Diethoxyacetophenone 4'-Methoxyacetophenone BENZOIN METHYL ETHER Dimethyl sulfoxide 1,1-Dimethoxyethane Dimethyldimethoxysilane Diphenyldiethoxysilane 2'-Methoxyacetophenone 3-Methoxyacetophenone BENZOIN COMPOUND TINCTURE

PHOTOCURE 51

ALPHA,ALPHA-DIMETHOXY-ALPHA-PHENYLACETOPHENONE

DIMETHYL BENZIL KETAL

BDK

BENZIL DIMETHYL KETAL

BENZIL ALPHA,ALPHA-DIMETHYL ACETAL

2,2-DIMETHOXY-2-PHENYLACETOPHENONE

Benzoin dimethyl ether

α,α-Dimethoxy-α-phenylacetophenone

DMPA

2,2-DIMETHOXY-2-PHENYLACETOPHENONE(BENZILDIMETHYLKETAL)

2,2-DIMETHOXY-1,2-DIPHENYLETHANE-1-ONE

2,2-diethoxy-2-phenylacetophenone

2,2-dimethoxy-1,2-diphenylethan-1-one

Benzil dimethyl ketone,BDK

BDK (Benzildimethylketal)

BENZIL DIMETHYL KETAL (UV-651)

α,α-Dimethoxy-α-phenylacetophenone, Benzil α,α-dimethyl acetal

IHT-PI BDK

2-Phenyl-2,2-dimethoxyacetophenone

Quantacure BDK

Phenyl[dimethoxy(phenyl)methyl] ketone

α,α-Dimethoxydeoxybenzoin

α-Phenyl-α,α-dimethoxyacetophenone

2,2-Dimethoxy-1,2-diphenylethane-1-on

1,2-Diphenylethane-1,2-dione,dimethylketal

2,2-dimethoxy-1,2-diphenyl-ethanon

2,2-Dimethoxy-1,2-diphenylethanone

2,2-dimethoxy-1,2-diphenyl-Ethanone

2,2-dimethoxyphenylacetophenone

alpha,alpha-dimethoxydeoxybenzoin

benzildimethylacetal

benzilmono(dimethylacetal)

benzilmono(dimethylketal)

esacurekb1

Ethanone,2,2-dimethoxy-1,2-diphenyl-

irg651

irgacure621

irgacure641

irgacure651

irgacure951

irgacuree651

irgacurei651

kayacurebdmk

kb1

lucirinbdk

Benzoin dimethyl eth

2,2-Dimethoxy-2-phenylacetophenone,99%

2,2-DiMethoxy-2-phenylacetophenone, 99% 250GR

2,2-DiMethoxy-2-phenylacetophenone, 99% 50GR

2,2-DiMethoxy-2-phenylacetophenone, 99% 5GR

1,2-Diphenyl-2,2-diMethoxyethanone

2,2-DiMethoxy-1,2-diphenyl-1-ethanone

Ciba IRGACURE 651 2,2-DiMethoxy-1,2-diphenylethan-1-one

BenzoindiMethyl ether(DMPA)two

2,2-DiMethoxy-2-phenylacetophenone 99%

Benzoin diMethyl ether (DMPA)

former IRGACURE 651