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Ethyl 2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylate

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Name

Ethyl 2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylate

EINECS -0
CAS No. 161797-99-5 Density 1.275 g/cm3
PSA 87.66000 LogP 3.00080
Solubility N/A Melting Point 180 °C
Formula C13H13NO3S Boiling Point 426.819 °C at 760 mmHg
Molecular Weight 263.317 Flash Point 211.933 °C
Transport Information N/A Appearance N/A
Safety Risk Codes N/A
Molecular Structure Molecular Structure of 161797-99-5 (ethyl 2-(4-hydroxyphenyl)-4-methyl thiazole-5-carboxylate) Hazard Symbols N/A
Synonyms

2-(4-Hydroxyphenyl)-4-methylthiazole-5-carboxylicacid ethyl ester;Ethyl 2-(4-hydroxyphenyl)-4-methyl-1,3-thiazole-5-carboxylate;

Article Data 20

Ethyl 2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylate Synthetic route

25984-63-8

4-hydroxythiobenzamide

609-15-4

ethyl 2-chloro-3-oxo-butyrate

161797-99-5

(2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylic acid ethyl ester)

Conditions
ConditionsYield
In ethanol at 65 - 70℃; for 3h;98%
In spirit at 60 - 65℃; for 2.5h;90.7%
In isopropyl alcohol at 55 - 85℃; for 3h;58%
54032-88-1

ethyl 4-methyl-2-[4-(methoxy)phenyl]-1,3-thiazole-5-carboxylate

161797-99-5

(2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylic acid ethyl ester)

Conditions
ConditionsYield
Stage #1: ethyl 4-methyl-2-[4-(methoxy)phenyl]-1,3-thiazole-5-carboxylate With boron tribromide In dichloromethane at 20℃;
Stage #2: With methanol In dichloromethane
95%
25984-63-8

4-hydroxythiobenzamide

84911-18-2, 609-13-2

ethyl 2-bromoacetoacetate

161797-99-5

(2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylic acid ethyl ester)

Conditions
ConditionsYield
In ethanol for 3h; Reflux;91%
In ethanol for 2h; Reflux;84%
609-15-4

ethyl 2-chloro-3-oxo-butyrate

161797-99-5

(2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylic acid ethyl ester)

Conditions
ConditionsYield
Stage #1: 4-cyanophenol With sodium hydroxide; hydrogen sulfide In ethanol at 80℃; under 1551.49 - 3102.97 Torr;
Stage #2: With hydrogenchloride In ethanol pH=3.5;
Stage #3: ethyl 2-chloro-3-oxo-butyrate In ethanol at 70℃; for 2 - 3h; Heating / reflux;
84.2%
ethyl 2-chloroacetoacetate(1.1 eq.)

ethyl 2-chloroacetoacetate(1.1 eq.)

767-00-0

4-cyanophenol

161797-99-5

(2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylic acid ethyl ester)

Conditions
ConditionsYield
With hydrogenchloride; sodium hydroxide In ethanol50.50 g (84.2%)
25984-63-8

4-hydroxythiobenzamide

C8H11ClO4

161797-99-5

(2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylic acid ethyl ester)

Conditions
ConditionsYield
In isopropyl alcohol at 75℃;
767-00-0

4-cyanophenol

161797-99-5

(2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylic acid ethyl ester)

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: O,O-Diethyl hydrogen phosphorodithioate / water / 3 h / 50 °C
2: ethanol / 3 h / 65 - 70 °C
View Scheme
Multi-step reaction with 2 steps
1: tetraphosphorus decasulfide / ethanol / 12 h / 70 °C
2: isopropyl alcohol / 3 h / 55 - 85 °C
View Scheme
Multi-step reaction with 2 steps
1: polyphosphoric acid / water / 40 - 80 °C
2: phosphoric acid / water; ethanol / 30 - 80 °C
View Scheme
Multi-step reaction with 2 steps
1: sodium hydrogensulfide; magnesium chloride monohydrate / 3 h / 20 °C
2: PPA / 0.25 h / Microwave irradiation
View Scheme
Multi-step reaction with 2 steps
1.1: ammonium chloride; hydrogen sulfide / N,N-dimethyl-formamide / 50 - 95 °C / 1520.1 - 3040.2 Torr / Autoclave; Inert atmosphere
2.1: ethanol / 60 - 80 °C
2.2: 25 - 30 °C
View Scheme
767-00-0

4-cyanophenol

609-15-4

ethyl 2-chloro-3-oxo-butyrate

161797-99-5

(2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylic acid ethyl ester)

Conditions
ConditionsYield
Stage #1: 4-cyanophenol With hydrogen sulfide; sodium hydroxide In ethanol at 80℃;
Stage #2: ethyl 2-chloro-3-oxo-butyrate In ethanol at 70℃; Reflux;
25984-63-8

4-hydroxythiobenzamide

638-07-3

ethyl (2-chloroaceto)acetate

161797-99-5

(2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylic acid ethyl ester)

Conditions
ConditionsYield
In isopropyl alcohol at 85℃; for 2h;
123-08-0

4-hydroxy-benzaldehyde

161797-99-5

(2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylic acid ethyl ester)

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: hydroxylamine hydrochloride; formic acid; sodium formate / 2 h / 105 °C / Green chemistry
2: hydrogenchloride / water / 2 h / 60 °C / Green chemistry
3: ethanol / 3 h / 80 °C / Green chemistry
View Scheme
Multi-step reaction with 3 steps
1.1: sodium hydroxide; hydroxylamine hydrochloride / water; methanol / 20 - 25 °C
2.1: tetraphosphorus decasulfide / toluene / 80 - 85 °C
3.1: ethanol / 60 - 80 °C
3.2: 25 - 30 °C
View Scheme

Ethyl 2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylate Specification

The systematic name of Ethyl 2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylate is ethyl 2-(4-hydroxyphenyl)-4-methyl-1,3-thiazole-5-carboxylate. With the CAS registry number 161797-99-5, it is also named as 2-(4-Hydroxyphenyl)-4-methylthiazole-5-carboxylicacid ethyl ester. In addition, its molecular formula is C13H13NO3S and its molecular weight is 263.31. 

The other characteristics of Ethyl 2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylate can be summarized as: (1)ACD/LogP: 2.48; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 4; (4)ACD/LogD (pH 7.4): 4; (5)ACD/BCF (pH 5.5): 490; (6)ACD/BCF (pH 7.4): 443; (7)ACD/KOC (pH 5.5): 2931; (8)ACD/KOC (pH 7.4): 2648; (9)#H bond acceptors: 4; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 5; (12)Polar Surface Area: 87.66 Å2; (13)Index of Refraction: 1.598; (14)Molar Refractivity: 70.433 cm3; (15)Molar Volume: 206.526 cm3; (16)Polarizability: 27.922×10-24cm3; (17)Surface Tension: 52.239 dyne/cm; (18)Density: 1.275 g/cm3; (19)Flash Point: 211.933 °C; (20)Melting point: 180 °C; (21)Enthalpy of Vaporization: 70.807 kJ/mol; (22)Boiling Point: 426.819 °C at 760 mmHg; (23)Vapour Pressure: 0 mmHg at 25 °C.

People can use the following data to convert to the molecule structure.
(1)SMILES: CCOC(=O)c1sc(nc1C)c2ccc(O)cc2
(2)InChI: InChI=1/C13H13NO3S/c1-3-17-13(16)11-8(2)14-12(18-11)9-4-6-10(15)7-5-9/h4-7,15H,3H2,1-2H3
(3)InChIKey: LOCYSKNNFCGDTR-UHFFFAOYAC
(4)Std. InChI: InChI=1S/C13H13NO3S/c1-3-17-13(16)11-8(2)14-12(18-11)9-4-6-10(15)7-5-9/h4-7,15H,3H2,1-2H3
(5)Std. InChIKey: LOCYSKNNFCGDTR-UHFFFAOYSA-N

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