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2-Hydroxy-2-methylpropiophenone

CAS No.
7473-98-5
Chemical Name:
2-Hydroxy-2-methylpropiophenone
Synonyms
1173;2-HYDROXY-2-METHYL-1-PHENYL-1-PROPANONE;Irgacure 1173;Omnirad 1173;BENZOYL ISOPROPANOL;PI-1173;IHT-PI 1173;Photocure-1173;2-Hydroxy-2-methylpr;2-BENZOYL-2-PROPANOL
CBNumber:
CB0150675
Molecular Formula:
C10H12O2
Molecular Weight:
164.2
MDL Number:
MFCD00040710
MOL File:
7473-98-5.mol
MSDS File:
SDS
Last updated:2024-04-19 15:36:20

2-Hydroxy-2-methylpropiophenone Properties

Melting point 4°C
Boiling point 102-103 °C4 mm Hg(lit.)
Density 1.077 g/mL at 25 °C(lit.)
vapor pressure 0.57Pa at 20℃
refractive index n20/D 1.533(lit.)
Flash point >230 °F
storage temp. Keep in dark place,Sealed in dry,Room Temperature
solubility Practically insoluble in water
form clear liquid
pka 13.23±0.29(Predicted)
Specific Gravity 1.077
color Colorless to Light orange to Yellow
Water Solubility 13.3g/L at 20℃
InChIKey XMLYCEVDHLAQEL-UHFFFAOYSA-N
LogP 1.62 at 25℃
CAS DataBase Reference 7473-98-5(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII Z0LRG273AD
EPA Substance Registry System 1-Propanone, 2-hydroxy-2-methyl-1-phenyl- (7473-98-5)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H302
Precautionary statements  P264-P270-P301+P312-P501
Hazard Codes  Xn
Risk Statements  22
Safety Statements  23-36/37/39
RIDADR  3082
WGK Germany  3
RTECS  UC2977245
HazardClass  9
PackingGroup  III
HS Code  29144000
NFPA 704
1
0 0

2-Hydroxy-2-methylpropiophenone price More Price(17)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 405655 2-Hydroxy-2-methylpropiophenone 97% 7473-98-5 50ml $67.1 2024-03-01 Buy
Sigma-Aldrich 405655 2-Hydroxy-2-methylpropiophenone 97% 7473-98-5 250ml $232 2024-03-01 Buy
TCI Chemical H0991 2-Hydroxy-2-methylpropiophenone >96.0%(GC) 7473-98-5 25g $46 2024-03-01 Buy
TCI Chemical H0991 2-Hydroxy-2-methylpropiophenone >96.0%(GC) 7473-98-5 100g $86 2024-03-01 Buy
TCI Chemical H0991 2-Hydroxy-2-methylpropiophenone >96.0%(GC) 7473-98-5 500g $261 2024-03-01 Buy
Product number Packaging Price Buy
405655 50ml $67.1 Buy
405655 250ml $232 Buy
H0991 25g $46 Buy
H0991 100g $86 Buy
H0991 500g $261 Buy

2-Hydroxy-2-methylpropiophenone Chemical Properties,Uses,Production

Uses

2-Hydroxy-2-methylpropiophenone is a photoinitiator.In addition, 2-hydroxy-2-methylpropiophenone is an important organic intermediate (building block) to synthetize substituted propiophenone products.

Chemical Properties

Yellowish clear liquid

Uses

2-Hydroxy-2-benzoylpropane was used as a catalyst in real-time kinetic study of laser-induced polymerization. It is also a photoinitiator.

Synthesis Reference(s)

Tetrahedron Letters, 29, p. 4365, 1988 DOI: 10.1016/S0040-4039(00)80496-7

General Description

2-Hydroxy-2-methylpropiophenone is a radical photoinitiator (PI) molecule that can be used in the crosslinking of polymers by the exposure of UV radiation. It can be used in the development of UV curable resins for exterior coating applications.

Hazard

Moderately toxic by ingestion.

Flammability and Explosibility

Not classified

Synthesis

KBr in water is added to a solution of 2-methyl-1-phenylpropane-1,2-diol in toluene. Then, TEMPO is added. The reddish suspension is cooled to 0°C. A 12 % sodium hypochlorite solution is added while maintaining the internal temperature at 5°C or lower. The mixture is stirred for 1 h at 0-5°C and then separated for 10 min. Sodium dithionite solution (obtained from 30 g sodium dithionite (85%) and 400 ml of water)is added to the organic phase and stirred at 85°C for 1-2 h. The organic phase is again separated and concentrated (rotavap). The crude product is then subjected to fractional distillation, yielding 2-Hydroxy-2-methylpropiophenone as a colorless oil.
2-Hydroxy-2-methylpropiophenone

7473-99-6
7473-98-5
Synthesis of 2-Hydroxy-2-methylpropiophenone from 2-chloro-2-methylpropiophenone

2-Hydroxy-2-methylpropiophenone Preparation Products And Raw materials

Global( 450)Suppliers
Supplier Tel Email Country ProdList Advantage
Shanghai Z&T Chemical Co., Ltd
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View Lastest Price from 2-Hydroxy-2-methylpropiophenone manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-Hydroxy-2-methylpropiophenone pictures 2024-04-26 2-Hydroxy-2-methylpropiophenone
7473-98-5
US $0.00 / Kg/Drum 1KG 99% 200mt Jinan Finer Chemical Co., Ltd
2-Hydroxy-2-methylpropiophenone pictures 2024-04-19 2-Hydroxy-2-methylpropiophenone
7473-98-5
US $100.00-30.00 / kg 1kg 99.93% 1000kg per week Ouhuang Engineering Materials (Hubei) Co., Ltd
2-Hydroxy-2-methylpropiophenone pictures 2024-01-14 2-Hydroxy-2-methylpropiophenone
7473-98-5
US $5.00-0.50 / KG 1KG 99% g-kg-tons, free sample is available Henan Fengda Chemical Co., Ltd
1-Propanone, 2-hydroxy-2-methyl-1-phenyl- ACETOCURE 73 1-Phenyl-2-hydroxy-2-methylpropane-1-one 1-Phenyl-2-methyl-2-hydroxy-1-propanone 1-Phenyl-2-(hydroxymethyl)-1-propanone 1-Hydroxy-1-methylethyl phenyl ketone 2-Hydroxy-2-Methyl-1-phenyl-1-Porpanone alpha-Hydroxyisobutyrophenone 2,2-DIMETHYL-α-HYDROXYACETOPHENONE Globalchem Globalcure-73 α-Hydroxy isobutyryl benzene Hydroxy-2-Methylpropiophen 2-Hydroxy-2-Methylpropiophenone 97% a-Hyd[cl]roxyMethy1[e]propiophenone photoinitiator1173 2-HYDROXY-2-METHYL-1-PHENYL PROPANONE 2-HYDROXY-2-METHYL-PHENYLPROPANE-1-ONE 2-HYDROXY-2-METHYLPROPIOPHENONE HYDROXYMETHYL PROPIOPHENONE OMNIRAD 1173(former DAROCUR 1173) OMNIRAD 73 HRcure-1173 photo sensitizer 1173 α-Hydroxyisobutyrophenone Doublecure 173 IGM 1173 TM PI 1173 2-Hydroxy-2-methylpropiophenone(1173) 2-HYDROXY-2-METHYL-1-P 2-Hydroxy-2-methyl-1-phenyl-1-propanone equiv.:Irgacure 1173 YF-PI 1173 2-Hydroxy-2-methylpropiophenone> Photoinitiator Irgacure 1173 Uv Photoinitiator Omnirad 1173 / Speedcure 73 PHOTOINITIATOR 1173 (UV1173) UV Photoinitiator 1173 Photo initiator Sunitor 1173 Photocure-1173 BENZOYL ISOPROPANOL IHT-PI 1173 1173 2-hydroxy-2-methyl-1-phenyl-1-propanon 2-HYDROXY-2-METHYL-1-PHENYL-1-PROPANONE Irgacure 1173 Omnirad 1173 PI-1173 1-Phenyl-2-Hydroxy-2-Methyl-1-Propanone 2-Hydroxy-2-Methylpheny-Propane-1-one 2-Hydroxy-2-methyl-1-phenylpropane-1-one 2-Hydroxy-2-methylpr 1-Phenyl-2-hydroxy-2-methylpropan-1-one 2-BENZOYL-2-PROPANOL Citronellyl acetate 150-84-5 Sinocure? 1173 / Photoinitiator 1173 / Irgacure 1173 / Darocur 1173 / Omnirad 1173 2-hydroxy-2-methylphenylacetone RJ313A APi-1173 7473-98-5