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4'-Hydroxyacetophenone

4'-Hydroxyacetophenone
4'-Hydroxyacetophenone structure
CAS No.
99-93-4
Chemical Name:
4'-Hydroxyacetophenone
Synonyms
POB;Piceol;LGB-HAP;NSC 3698;usafkf-15;USAF kf-15;ACETYLPHENOL;4-ACETOPHENOL;P-ACETOPHENOL;4-ACETYLPHENOL
CBNumber:
CB7198612
Molecular Formula:
C8H8O2
Formula Weight:
136.15
MOL File:
99-93-4.mol

4'-Hydroxyacetophenone Properties

Melting point:
132-135 °C(lit.)
Boiling point:
147-148 °C3 mm Hg(lit.)
Density 
1.109
FEMA 
4330 | 4-HYDROXYACETOPHENONE
refractive index 
1.5577 (estimate)
Flash point:
166 °C
storage temp. 
Refrigerator
solubility 
methanol: 0.1 g/mL, clear
pka
8.05(at 25℃)
form 
Crystalline Powder
color 
Almost white to beige
Specific Gravity
1.109
Water Solubility 
10 g/L (22 ºC)
JECFA Number
2040
BRN 
774355
InChIKey
TXFPEBPIARQUIG-UHFFFAOYSA-N
CAS DataBase Reference
99-93-4(CAS DataBase Reference)
Substances Added to Food (formerly EAFUS)
4-HYDROXYACETOPHENONE
EWG's Food Scores
1
NIST Chemistry Reference
Acetophenone, 4'-hydroxy-(99-93-4)
EPA Substance Registry System
4-Hydroxyacetophenone (99-93-4)
SAFETY
  • Risk and Safety Statements
Symbol(GHS) 
GHS07,GHS06
Signal word  Warning
Hazard statements  H302-H315-H301-H335-H319-H412
Precautionary statements  P261-P280a-P301+P310a-P405-P501a-P305+P351+P338-P264-P270-P280-P301+P312+P330-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P501
Hazard Codes  Xn,Xi
Risk Statements  36/37/38-22
Safety Statements  26-36/37-37/39-24/25-22-36
WGK Germany  3
RTECS  PC4959775
Hazard Note  Irritant
TSCA  Yes
HS Code  29145000
NFPA 704
1
2 0

4'-Hydroxyacetophenone price More Price(13)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 278564 4′-Hydroxyacetophenone 99% 99-93-4 5g $37.2 2020-08-18 Buy
Sigma-Aldrich 278564 4′-Hydroxyacetophenone 99% 99-93-4 100g $69.2 2020-08-18 Buy
TCI Chemical H0193 4'-Hydroxyacetophenone >98.0%(HPLC)(T) 99-93-4 25g $25 2020-06-24 Buy
TCI Chemical H0193 4'-Hydroxyacetophenone >98.0%(HPLC)(T) 99-93-4 100g $51 2020-06-24 Buy
Alfa Aesar A11974 4'-Hydroxyacetophenone, 99% 99-93-4 100g $53.1 2020-06-24 Buy

4'-Hydroxyacetophenone Chemical Properties,Uses,Production

Chemical Properties

almost white to beige crystalline powder

Chemical Properties

White to beige powder; sweet, hawthorn, balsam, mimosa aroma

Occurrence

Reported found in cloudberry, coffee, cranberry, mango, sherry, and wort.

Preparation

Preparation by Fries rearrangement of phenyl acetate with Lewis acids
aluminium chloride
in nitrobenzene at 20–25° or at 50–60°
in chlorobenzene between 45° and 65°, sealed tube and subjected to high power microwave irradiation for 2 min only (36%)
in nitroethane at 60° (44%)
in carbon disulfide at 45° (40%)
in petroleum ether at 50° (20%)
but between 130° and 175° (40–60%)
aluminium chloride–sodium chloride mixture at 240–250° (10%)
boron trifluoride at 90° (56%)
scandium tris(trifluoromethanesulfonate), in nitromethane, at 50° (39%)
titanium tetrachloride at 90–100° (34%)
ferric chloride at 65° (25%)
zinc chloride at 125° (8%)
hydrofluoric acid, between 20° and 100° (94%)
polyphosphoric acid, between 20° and 100° (69%) (50–53%)(44%)
Nafion-XR 500, sulfonic acid type at 100°
ZSM-5, in sulfolane, at 180° (28%)
H-ZSM-5 at 400° or at 210° (6%)
H-Nu-2 at 170° (15%)
HY (Si/Al = 3) or fluorided alumina (Al2O3-F; 3 % wt. F), at 400°.

Definition

ChEBI: A monohydroxyacetophenone carrying a hydroxy substituent at position 4'.

Aroma threshold values

Floral type, medium strength odor; recommend smelling in a 10.00% solution or less.

Synthesis Reference(s)

Tetrahedron Letters, 32, p. 5829, 1991 DOI: 10.1016/S0040-4039(00)93567-6

Purification Methods

Crystallise it from diethyl ether, aqueous EtOH or *benzene/pet ether. [Beilstein 8 H 87, 8 IV 339.]

4'-Hydroxyacetophenone Preparation Products And Raw materials

Raw materials

Preparation Products


4'-Hydroxyacetophenone Suppliers

Global( 529)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Chengdu Yuanda Chemical Co., Ltd
86-28-85356300 / 18980937689
86-28-85356300 sales@ydachem.com CHINA 90 58
Haihang Industry Co.,Ltd
86-531-88032799
+86 531 8582 1093 export@haihangchem.com CHINA 10206 58
Henan DaKen Chemical CO.,LTD.
+86-371-55531817
info@dakenchem.com CHINA 21841 58
Beijing Cooperate Pharmaceutical Co.,Ltd
010-60279497
010-60279497 sales01@cooperate-pharm.com CHINA 1817 55
Henan Tianfu Chemical Co.,Ltd.
0371-55170693
0371-55170693 info@tianfuchem.com CHINA 22624 55
Hefei TNJ Chemical Industry Co.,Ltd.
86-0551-65418684 18949823763
86-0551-65418684 info@tnjchem.com China 2754 55
Tianjin Zhongxin Chemtech Co., Ltd.
022-66880623
022-66880086 sales@tjzxchem.com CHINA 602 58
Shanghai Zheyan Biotech Co., Ltd.
18017610038
zheyansh@163.com CHINA 3623 58
career henan chemical co
+86-371-86658258
sales@coreychem.com CHINA 30039 58
Hebei Huanhao Biotechnology Co., Ltd.
+8618034552304
86-0311-83975816 cathylee@hbhuanhao.com CHINA 837 58

View Lastest Price from 4'-Hydroxyacetophenone manufacturers

Image Release date Product Price Min. Order Purity Supply Ability Manufacturer
2020-09-08 4'-Hydroxyacetophenone
99-93-4
US $100.00 / Kg/Bag 1Kg/Bag Above 99% 5000kg/month Shijiazhuang Suking Biotechnology Co .,Ltd.
2020-08-27 4'-Hydroxyacetophenone
99-93-4
US $20.00-15.00 / KG 1KG 99.9% 10tons Hebei Runbin Biotechnology Co. LTD
2020-04-16 4-Hydroxyacetophenone
99-93-4
US $200.00 / ASSAYS 1ASSAYS 99% 20tons Hebei Huanhao Biotechnology Co., Ltd.

4'-Hydroxyacetophenone Spectrum


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