Products Categories
| CAS No.: | 4066-41-5 |
|---|---|
| Name: | 5-Acetylthiophene-2-carboxylic acid |
| Article Data: | 14 |
| Molecular Structure: | |
|
|
|
| Formula: | C7H6O3S |
| Molecular Weight: | 170.189 |
| Synonyms: | 5-Acetyl-2-thiophenecarboxylicacid;5-Carboxy-2-acetylthiophene;Labotest-bb lt00454683;Buttpark 121\06-15;Akos msc-0226;Rarechem al bo 0535; |
| EINECS: | 609-857-0 |
| Density: | 1.383 g/cm3 |
| Melting Point: | 210-212 °C |
| Boiling Point: | 385.2 °C at 760 mmHg |
| Flash Point: | 186.8 °C |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 26-36/37/39 |
| PSA: | 82.61000 |
| LogP: | 1.64890 |
- 483366-12-7(2S,4R)-1-Boc-2-cyano-4-hydroxypyrrolidine
- 5156-58-1N-(1-Benzyl-4-pipperidinyl)-N-phenylpropanamide HCl
- 81281-59-67-Benzylideneaminotheophylline
- 50288-62-5threo-Phenyl-2-piperidyl acetamide
- 82993-81-5D-threo-Ritalinic acid hydrochloride
- 47087-37-6Z-D-Glu-OMe
- 73441-42-6METHYL-5-CHLORO-2,2-DIMETHYLVALERATE
- 68439-39-4Poly(oxy-1,2-ethanediyl), alpha-(2-ethylhexyl)-omega-hydroxy-,
- 852475-26-4MC1568
- 43224-75-52,2,6,6-Tetramethyl-4-(2-propyleneoxy) Piperidine
- 7311-63-9
5-bromothiophene-2-carboxylic acid
- 75-36-5
acetyl chloride
- 4066-41-5
5-acetylthiophene-2-carboxylic acid
| Conditions | Yield |
|---|---|
| Stage #1: 5-bromothiophene-2-carboxylic acid; acetyl chloride With isopropylmagnesium bromide In tetrahydrofuran at -40 - -10℃; for 12h; Solid phase reaction; Stage #2: In dichloromethane at 20℃; for 0.25h; Hydrolysis; Further stages.; | 90% |
- 13679-74-8
2-Acetyl-5-methylthiophen
- 4066-41-5
5-acetylthiophene-2-carboxylic acid
| Conditions | Yield |
|---|---|
| With cerium(III) chloride; 1,1,1-trichloroethanol; oxygen In acetonitrile at 60℃; Irradiation; | 81% |
| With oxygen; cobalt(II) acetate; sodium bromide In acetic acid at 95℃; for 1.5h; Kinetics; Rate constant; | |
| With oxygen; cobalt(II) acetate; sodium bromide In acetic acid at 100℃; for 1.5h; |
| Conditions | Yield |
|---|---|
| With 2,3,6,7-tetramethoxy-9(10H)-anthracenone; caesium carbonate In dimethyl sulfoxide at 25℃; under 2280.15 Torr; for 18h; Irradiation; Sealed tube; regioselective reaction; | 39% |
| Conditions | Yield |
|---|---|
| With PPA at 60 - 80℃; for 2h; Acylation; Friedel-Crafts acylation; | 10% |
- 98954-61-1
1-(5-ethanesulfonylmethyl-[2]thienyl)-ethanone
- 4066-41-5
5-acetylthiophene-2-carboxylic acid
| Conditions | Yield |
|---|---|
| With potassium permanganate |
| Conditions | Yield |
|---|---|
| With hydrogenchloride; n-butyllithium; carbon dioxide In tetrahydrofuran; hexane |
- 88-15-3
2-Acetylthiophene
- 1379398-60-3
5-(α-methoxyimino)ethyl-2-thiophenecarboxylic acid
- 4066-41-5
5-acetylthiophene-2-carboxylic acid
| Conditions | Yield |
|---|---|
| Multi-step reaction with 4 steps 1: sodium carbonate; acetic acid / methanol; water / 86 °C / pH 4 - 5 2: polyphosphoric acid / 100 °C 3: sodium hypochlorite / methanol / 10 - 70 °C 4: hydrogenchloride / water / 55 - 60 °C View Scheme | |
| Multi-step reaction with 4 steps 1: acetic acid; sodium carbonate / water; methanol / 3 h / pH 5 / Heating 2: zinc(II) chloride; hydrogenchloride / water; chloroform / 12 h / 100 °C 3: sodium hypochlorite; hydrogenchloride / water; methanol / 4 h / 70 °C 4: hydrogenchloride / water / 12 h / 65 °C View Scheme |
- 114773-97-6
2-(α-methoxyimino)ethylthiophene
- 4066-41-5
5-acetylthiophene-2-carboxylic acid
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: polyphosphoric acid / 100 °C 2: sodium hypochlorite / methanol / 10 - 70 °C 3: hydrogenchloride / water / 55 - 60 °C View Scheme | |
| Multi-step reaction with 3 steps 1: zinc(II) chloride; hydrogenchloride / water; chloroform / 12 h / 100 °C 2: sodium hypochlorite; hydrogenchloride / water; methanol / 4 h / 70 °C 3: hydrogenchloride / water / 12 h / 65 °C View Scheme |
- 114774-08-2
2-acetyl-5-(α-methoxyimino)ethylthiophene
- 4066-41-5
5-acetylthiophene-2-carboxylic acid
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: sodium hypochlorite / methanol / 10 - 70 °C 2: hydrogenchloride / water / 55 - 60 °C View Scheme | |
| Multi-step reaction with 2 steps 1: sodium hypochlorite; hydrogenchloride / water; methanol / 4 h / 70 °C 2: hydrogenchloride / water / 12 h / 65 °C View Scheme |
What can I do for you?
Get Best Price
Chemistry
IUPAC Name: 5-Acetylthiophene-2-carboxylate
Synonyms of 5-Acetylthiophene-2-carboxylic acid (CAS NO.5452-37-9): Labotest-bb lt00454683 ; Buttpark 121\06-15 ; Akos msc-0226 ; 5-Acetyl-2-thiophenecarboxylic acid ; Rarechem al bo 0535 ; 5-Acetylthiophene-2-CarboxylicAcid98% ; 5-Acetylthiophene-2-Carboxylic Acid 98%
CAS NO: 5452-37-9
Molecular Formula of 5-Acetylthiophene-2-carboxylic acid (CAS NO.5452-37-9): C7H6O3S
Molecular Weight: 170.1857
Molecular Structure:
.png)
Melting Point: 210-212°C
Polar Surface Area: 71.61 Å2
Index of Refraction: 1.591
Molar Refractivity: 41.59 cm3
Molar Volume: 122.9 cm3
Surface Tension: 56.8 dyne/cm
Density of 5-Acetylthiophene-2-carboxylic acid (CAS NO.5452-37-9): 1.383 g/cm3
Flash Point: 186.8 °C
Enthalpy of Vaporization: 66.87 kJ/mol
Boiling Point: 385.2 °C at 760 mmHg
Vapour Pressure: 1.27E-06 mmHg at 25°C
Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
Hazard Note: Irritant