Product Name

  • Name

    Benzoic acid, 5-(2-bromoacetyl)-2-hydroxy-, methyl ester

  • EINECS
  • CAS No. 36256-45-8
  • Article Data13
  • CAS DataBase
  • Density 1.602 g/cm3
  • Solubility
  • Melting Point 91-92℃
  • Formula C10H9BrO4
  • Boiling Point 390.184 °C at 760 mmHg
  • Molecular Weight 273.083
  • Flash Point 189.777 °C
  • Transport Information
  • Appearance
  • Safety
  • Risk Codes
  • Molecular Structure Molecular Structure of 36256-45-8 (Benzoic acid, 5-(2-bromoacetyl)-2-hydroxy-, methyl ester)
  • Hazard Symbols
  • Synonyms Benzoic acid, 5-(bromoacetyl)-2-hydroxy-, methyl ester (9CI);Salicylic acid, 5-(bromoacetyl)-, methyl ester (7CI);;Methyl 5-(bromoacetyl)-2-hydroxybenzoate;3-Carbomethoxy-4-hydroxy-α-bromoacetophenone;Methyl 5-(2-Bromoacetyl)-2-hydroxybenzoate;5-(2-Bromoacetyl)-2-hydroxybenzoic acid methyl ester;5-(Bromoacetyl)salicylic acid methyl ester;
  • PSA 63.60000
  • LogP 1.75640

Synthetic route

estere metilico dell'acido 5-acetilsalicilico
16475-90-4

estere metilico dell'acido 5-acetilsalicilico

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

Conditions
ConditionsYield
With copper(ll) bromide In chloroform; ethyl acetate at 40 - 50℃; for 4h;85%
With copper(ll) bromide In chloroform; ethyl acetate at 40 - 50℃; for 4h;85%
With bromine In chloroform81%
5-acetylsalicylic acid
13110-96-8

5-acetylsalicylic acid

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 96 percent / H2SO4 / 24 h / Heating
2: 76 percent / dioxane dibromide / dioxane; diethyl ether / 2 h / Ambient temperature
View Scheme
aspirin
50-78-2

aspirin

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 82 percent / AlCl3 / nitrobenzene / 1 h
2: 96 percent / H2SO4 / 24 h / Heating
3: 76 percent / dioxane dibromide / dioxane; diethyl ether / 2 h / Ambient temperature
View Scheme
3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

N-[6-(4-phenylbutoxy)hexyl]benzenemethanamine
97664-55-6

N-[6-(4-phenylbutoxy)hexyl]benzenemethanamine

5-(2-{Benzyl-[6-(4-phenyl-butoxy)-hexyl]-amino}-acetyl)-2-hydroxy-benzoic acid methyl ester
497063-91-9

5-(2-{Benzyl-[6-(4-phenyl-butoxy)-hexyl]-amino}-acetyl)-2-hydroxy-benzoic acid methyl ester

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 60℃;100%
With triethylamine In acetonitrile at 20℃; for 0.666667h; Inert atmosphere;
3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

(R)-methyl 5-(2-bromo-1-hydroxyethyl)-2-hydroxybenzoate

(R)-methyl 5-(2-bromo-1-hydroxyethyl)-2-hydroxybenzoate

Conditions
ConditionsYield
With C31H33ClN2O8RhS3(2-)*2Na(1+); sodium formate In water at 40℃; for 6h; Inert atmosphere; enantioselective reaction;91%
3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

methyl 5-(2-bromo-1-hydroxy-ethyl)salicylate

methyl 5-(2-bromo-1-hydroxy-ethyl)salicylate

Conditions
ConditionsYield
With sodium tetrahydroborate In methanol at 0 - 20℃; for 1h; Inert atmosphere;91%
3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

Fmoc-(S)-β3-HLys(Boc)-OH
203854-47-1

Fmoc-(S)-β3-HLys(Boc)-OH

methyl-5-(2-((3-((((8aH-fluoren-9-yl)methoxy)carbonyl)amino)-7-((tert-butoxycarbonyl)amino) heptanoyl)oxy)acetyl)-2-hydroxybenzoate

methyl-5-(2-((3-((((8aH-fluoren-9-yl)methoxy)carbonyl)amino)-7-((tert-butoxycarbonyl)amino) heptanoyl)oxy)acetyl)-2-hydroxybenzoate

Conditions
ConditionsYield
Stage #1: Fmoc-(S)-β3-HLys(Boc)-OH With potassium carbonate In acetonitrile for 0.166667h;
Stage #2: 3-carbomethoxy-4-hydroxy-α-bromoacetophenone In acetonitrile at 20℃;
86%
Stage #1: Fmoc-(S)-β3-HLys(Boc)-OH With potassium carbonate In acetonitrile for 0.166667h;
Stage #2: 3-carbomethoxy-4-hydroxy-α-bromoacetophenone In acetonitrile at 20℃;
86%
N-(tert-butoxycarbonyl)-4-aminobutanoic acid
57294-38-9

N-(tert-butoxycarbonyl)-4-aminobutanoic acid

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

5-[4-(tert-butoxycarbonylaminobutyryloxy)acetyl]-2-hydroxybenzoic acid methyl ester
1292299-10-5

5-[4-(tert-butoxycarbonylaminobutyryloxy)acetyl]-2-hydroxybenzoic acid methyl ester

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 20℃;46%
3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

N2-acetyl-O6-(diphenylcarbamoyl)guanine
112233-74-6

N2-acetyl-O6-(diphenylcarbamoyl)guanine

2-N-acetyl-9-N’-(3’-carbmethoxy-4’-hydroxyphenyl)ketomethyl-6-O-diphenylcarbamoylguanine
1485770-54-4

2-N-acetyl-9-N’-(3’-carbmethoxy-4’-hydroxyphenyl)ketomethyl-6-O-diphenylcarbamoylguanine

Conditions
ConditionsYield
Stage #1: N2-acetyl-O6-(diphenylcarbamoyl)guanine With sodium hydride In N,N-dimethyl-formamide; mineral oil for 0.5h; Inert atmosphere;
Stage #2: 3-carbomethoxy-4-hydroxy-α-bromoacetophenone In N,N-dimethyl-formamide; mineral oil at 20℃; Inert atmosphere;
32%
trans-N-benzyl-4-phenylcyclohexan-1-amine
28151-46-4

trans-N-benzyl-4-phenylcyclohexan-1-amine

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

5-{2-[Benzyl-(4-phenyl-cyclohexyl)-amino]-acetyl}-2-hydroxy-benzoic acid methyl ester

5-{2-[Benzyl-(4-phenyl-cyclohexyl)-amino]-acetyl}-2-hydroxy-benzoic acid methyl ester

Conditions
ConditionsYield
for 7h; Heating;22%
2-amino-benzthiazole
136-95-8

2-amino-benzthiazole

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

2-Hydroxy-5-[2-(2-imino-benzothiazol-3-yl)-acetyl]-benzoic acid methyl ester; hydrobromide
99582-90-8

2-Hydroxy-5-[2-(2-imino-benzothiazol-3-yl)-acetyl]-benzoic acid methyl ester; hydrobromide

Conditions
ConditionsYield
In butanone for 2h; Heating;
4-phenyl-1-piperazine
92-54-6

4-phenyl-1-piperazine

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

2-Hydroxy-5-[2-(4-phenyl-piperazin-1-yl)-acetyl]-benzoic acid methyl ester

2-Hydroxy-5-[2-(4-phenyl-piperazin-1-yl)-acetyl]-benzoic acid methyl ester

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran for 4h; Ambient temperature;
1-(2-pyridyl)piperazine
34803-66-2

1-(2-pyridyl)piperazine

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

2-Hydroxy-5-[2-(4-pyridin-2-yl-piperazin-1-yl)-acetyl]-benzoic acid methyl ester

2-Hydroxy-5-[2-(4-pyridin-2-yl-piperazin-1-yl)-acetyl]-benzoic acid methyl ester

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran for 4h; Ambient temperature;
1-phenylmethylpiperazine
2759-28-6

1-phenylmethylpiperazine

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

5-[2-(4-Benzyl-piperazin-1-yl)-acetyl]-2-hydroxy-benzoic acid methyl ester

5-[2-(4-Benzyl-piperazin-1-yl)-acetyl]-2-hydroxy-benzoic acid methyl ester

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran for 4h; Ambient temperature;
α-methyl-1,3-benzodioxole-5-propanamine
40742-32-3

α-methyl-1,3-benzodioxole-5-propanamine

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

5-[2-(3-Benzo[1,3]dioxol-5-yl-1-methyl-propylamino)-acetyl]-2-hydroxy-benzoic acid methyl ester

5-[2-(3-Benzo[1,3]dioxol-5-yl-1-methyl-propylamino)-acetyl]-2-hydroxy-benzoic acid methyl ester

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 25℃; for 2h;
(2,3-dihydrobenzo[1,4]dioxin-2-ylmethyl)amine
4442-59-5

(2,3-dihydrobenzo[1,4]dioxin-2-ylmethyl)amine

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

methyl 5-<<<(2,3-dihydro-1,4-benzodioxan-2-yl)methyl>amino>acetyl>-2-hydroxybenzoate

methyl 5-<<<(2,3-dihydro-1,4-benzodioxan-2-yl)methyl>amino>acetyl>-2-hydroxybenzoate

Conditions
ConditionsYield
In tetrahydrofuran at 25℃; for 1h;
3,4-methylenedioxyamphetamine
4764-17-4

3,4-methylenedioxyamphetamine

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

methyl 5-<2-<<2-(1,3-benzodioxol-5-yl)-1-methylethyl>amino>acetyl>-2-hydroxybenzoate

methyl 5-<2-<<2-(1,3-benzodioxol-5-yl)-1-methylethyl>amino>acetyl>-2-hydroxybenzoate

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 25℃; for 2h;
4-(4-chlorophenyl) piperazine
38212-33-8

4-(4-chlorophenyl) piperazine

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

5-{2-[4-(4-Chloro-phenyl)-piperazin-1-yl]-acetyl}-2-hydroxy-benzoic acid methyl ester

5-{2-[4-(4-Chloro-phenyl)-piperazin-1-yl]-acetyl}-2-hydroxy-benzoic acid methyl ester

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran for 4h; Ambient temperature;
1-(o-toluyl)piperazine
39512-51-1

1-(o-toluyl)piperazine

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

methyl 2-hydroxy-5-<2-<4-(2-methylphenyl)-1-piperazinyl>acetyl>benzoate

methyl 2-hydroxy-5-<2-<4-(2-methylphenyl)-1-piperazinyl>acetyl>benzoate

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran for 4h; Ambient temperature;
1-(4-methoxyphenyl)piperazine
38212-30-5

1-(4-methoxyphenyl)piperazine

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

2-Hydroxy-5-{2-[4-(4-methoxy-phenyl)-piperazin-1-yl]-acetyl}-benzoic acid methyl ester

2-Hydroxy-5-{2-[4-(4-methoxy-phenyl)-piperazin-1-yl]-acetyl}-benzoic acid methyl ester

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran for 4h; Ambient temperature;
1-(2-Methoxyphenyl)piperazine
35386-24-4

1-(2-Methoxyphenyl)piperazine

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

2-Hydroxy-5-{2-[4-(2-methoxy-phenyl)-piperazin-1-yl]-acetyl}-benzoic acid methyl ester; hydrochloride

2-Hydroxy-5-{2-[4-(2-methoxy-phenyl)-piperazin-1-yl]-acetyl}-benzoic acid methyl ester; hydrochloride

Conditions
ConditionsYield
With hydrogenchloride; triethylamine 1.) THF, RT, 4 h; Multistep reaction;
3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

α,α-dimethyl-1,3-benzodioxole-5-propanamine
76310-64-0

α,α-dimethyl-1,3-benzodioxole-5-propanamine

5-[2-(3-Benzo[1,3]dioxol-5-yl-1,1-dimethyl-propylamino)-acetyl]-2-hydroxy-benzoic acid methyl ester

5-[2-(3-Benzo[1,3]dioxol-5-yl-1,1-dimethyl-propylamino)-acetyl]-2-hydroxy-benzoic acid methyl ester

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 25℃; for 2h;
3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

4-(2-keto-1-benzimidazolinyl)piperidine
20662-53-7

4-(2-keto-1-benzimidazolinyl)piperidine

methyl 5-<2-<4-(2,3-dihydro-2-oxo-1H-benzimidazol-1-yl)-1-piperidyl>acetyl>-2-hydroxybenzoate
74971-65-6

methyl 5-<2-<4-(2,3-dihydro-2-oxo-1H-benzimidazol-1-yl)-1-piperidyl>acetyl>-2-hydroxybenzoate

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide at 25℃; for 1h;17.0 g
3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

1-(3-Trifluoromethylphenyl)piperazine
15532-75-9

1-(3-Trifluoromethylphenyl)piperazine

2-Hydroxy-5-{2-[4-(3-trifluoromethyl-phenyl)-piperazin-1-yl]-acetyl}-benzoic acid methyl ester

2-Hydroxy-5-{2-[4-(3-trifluoromethyl-phenyl)-piperazin-1-yl]-acetyl}-benzoic acid methyl ester

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran for 4h; Ambient temperature;
3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

N-(furan-2-carbonyl)piperazine
40172-95-0

N-(furan-2-carbonyl)piperazine

methyl 5-<2-<4-(2-furanylcarbonyl)-1-piperazinyl>acetyl>-2-hydroxybenzoate

methyl 5-<2-<4-(2-furanylcarbonyl)-1-piperazinyl>acetyl>-2-hydroxybenzoate

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 25℃; for 4h;
3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

dibenzylamine
103-49-1

dibenzylamine

2-Hydroxy-5-[[bis(phenylmethyl)amino]acetyl]benzoic acid, methyl ester, hydrochloride
24099-13-6

2-Hydroxy-5-[[bis(phenylmethyl)amino]acetyl]benzoic acid, methyl ester, hydrochloride

Conditions
ConditionsYield
With hydrogenchloride In butanone for 12h; Ambient temperature;
Benzyl-isopropyl-amin
102-97-6

Benzyl-isopropyl-amin

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

methyl 2-hydroxy-5-<acetyl>benzoate hydrochloride
737695-76-0

methyl 2-hydroxy-5-<acetyl>benzoate hydrochloride

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

4-(2-(benzylamino)propyl)phenol
27566-05-8

4-(2-(benzylamino)propyl)phenol

5-(2-{Benzyl-[2-(4-hydroxy-phenyl)-1-methyl-ethyl]-amino}-acetyl)-2-hydroxy-benzoic acid methyl ester

5-(2-{Benzyl-[2-(4-hydroxy-phenyl)-1-methyl-ethyl]-amino}-acetyl)-2-hydroxy-benzoic acid methyl ester

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

α,α-dihydroxy-4-hydroxy-3-methoxycarbonyl-acetophenone
29754-58-3

α,α-dihydroxy-4-hydroxy-3-methoxycarbonyl-acetophenone

Conditions
ConditionsYield
With water; dimethyl sulfoxide
3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

N-tert-butylbenzylamine
3378-72-1

N-tert-butylbenzylamine

5-[2-(Benzyl-tert-butyl-amino)-acetyl]-2-hydroxy-benzoic acid methyl ester

5-[2-(Benzyl-tert-butyl-amino)-acetyl]-2-hydroxy-benzoic acid methyl ester

3-carbomethoxy-4-hydroxy-α-bromoacetophenone
36256-45-8

3-carbomethoxy-4-hydroxy-α-bromoacetophenone

dibenzylamine
103-49-1

dibenzylamine

methyl-5-(N,N-dibenzylglycyl) salicylate
36270-04-9

methyl-5-(N,N-dibenzylglycyl) salicylate

Methyl 5-(bromoacetyl)salicylate Specification

The Methyl 5-(bromoacetyl)salicylate, with the CAS registry number 36256-45-8, is also known as 5-(2-Bromoacetyl)-2-hydroxybenzoic acid methyl ester. This chemical's molecular formula is C10H9BrO4 and molecular weight is 273.08. What's more, its systematic name is Methyl 5-(bromoacetyl)-2-hydroxybenzoate.

Physical properties of Methyl 5-(bromoacetyl)salicylate are: (1)ACD/LogP: 3.206; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.20; (4)ACD/LogD (pH 7.4): 2.96; (5)ACD/BCF (pH 5.5): 159.47; (6)ACD/BCF (pH 7.4): 91.43; (7)ACD/KOC (pH 5.5): 1309.49; (8)ACD/KOC (pH 7.4): 750.82; (9)#H bond acceptors: 4; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 5; (12)Polar Surface Area: 63.6 Å2; (13)Index of Refraction: 1.592; (14)Molar Refractivity: 57.668 cm3; (15)Molar Volume: 170.468 cm3; (16)Polarizability: 22.861×10-24cm3; (17)Surface Tension: 55.1 dyne/cm; (18)Density: 1.602 g/cm3; (19)Flash Point: 189.777 °C; (20)Enthalpy of Vaporization: 66.462 kJ/mol; (21)Boiling Point: 390.184 °C at 760 mmHg; (22)Vapour Pressure: 0 mmHg at 25°C.

Preparation of Methyl 5-(bromoacetyl)salicylate: this chemical can be prepared by 5-acetyl-2-hydroxy-benzoic acid methyl ester at the ambient temperature. This reaction will need reagent dioxane dibromide and solvents dioxane, diethyl ether with the reaction time of 2 hours. The yield is about 76%.

Methyl 5-(bromoacetyl)salicylate can be prepared by 5-acetyl-2-hydroxy-benzoic acid methyl ester at the ambient temperature

Uses of Methyl 5-(bromoacetyl)salicylate: it can be used to produce 5-({benzyl-[6-(4-phenyl-butoxy)-hexyl]-amino}-acetyl)-2-hydroxy-benzoic acid methyl ester at the temperature of 60 °C. It will need reagent i-Pr2EtN and solvent tetrahydrofuran. The yield is about 100%.

Methyl 5-(bromoacetyl)salicylate can be used to produce 5-({benzyl-[6-(4-phenyl-butoxy)-hexyl]-amino}-acetyl)-2-hydroxy-benzoic acid methyl ester at the temperature of 60 °C

You can still convert the following datas into molecular structure:
(1)SMILES: O=C(OC)c1cc(ccc1O)C(=O)CBr
(2)Std. InChI: InChI=1S/C10H9BrO4/c1-15-10(14)7-4-6(9(13)5-11)2-3-8(7)12/h2-4,12H,5H2,1H3
(3)Std. InChIKey: YRPHNSODVHXAOP-UHFFFAOYSA-N

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