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| CAS No.: | 53137-27-2 |
|---|---|
| Name: | 2,4-Dimethylthiazole-5-carboxylic acid |
| Article Data: | 7 |
| Molecular Structure: | |
|
|
|
| Formula: | C6H7NO2S |
| Molecular Weight: | 157.193 |
| Synonyms: | 2,4-Dimethyl-1,3-thiazole-5-carboxylicacid;5-Carboxy-2,4-dimethylthiazole;RU 21542; |
| Density: | 1.341 g/cm3 |
| Melting Point: | 235 °C (dec.) |
| Boiling Point: | 306.158 °C at 760 mmHg |
| Flash Point: | 138.96 °C |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 22-24/25-37/39-26 |
| PSA: | 78.43000 |
| LogP: | 1.45810 |
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- 548773-13-32-amino-4,6-dimethylpyrimidine-5-carboxylic acid
- 7210-77-7
ethyl 2,4-dimethyl-1,3-thiazole-5-carboxylate
- 53137-27-2
2,4-dimethyl-thiazole-5-carboxylic acid
| Conditions | Yield |
|---|---|
| With sodium hydroxide In ethanol; water for 4h; Reflux; | 90% |
| With potassium hydroxide | |
| With potassium hydroxide In methanol; water |
- 28599-52-2
5-bromo-2,4-dimethyl-1,3-thiazole
- 53137-27-2
2,4-dimethyl-thiazole-5-carboxylic acid
| Conditions | Yield |
|---|---|
| With ethanol; phenyllithium Behandeln des Reaktionsgemisches mit CO2; |
- 7210-77-7
ethyl 2,4-dimethyl-1,3-thiazole-5-carboxylate
A
- 53137-27-2
2,4-dimethyl-thiazole-5-carboxylic acid
B
- 66806-33-5
2,4-dimethyl-thiazole-5-carboxylic acid amide
| Conditions | Yield |
|---|---|
| With ammonia |
- 53137-27-2
2,4-dimethyl-thiazole-5-carboxylic acid
| Conditions | Yield |
|---|---|
| With sodium hydroxide at 20℃; Hydrolysis; |
- 53137-27-2
2,4-dimethyl-thiazole-5-carboxylic acid
- 75-65-0
tert-butyl alcohol
| Conditions | Yield |
|---|---|
| With triethanolamine; diphenyl phosphoryl azide at 85℃; for 3h; Inert atmosphere; | 96.5% |
| With diphenyl phosphoryl azide; triethylamine at 85℃; for 4h; | 88.54% |
- 123-91-1
1,4-dioxane
- 53137-27-2
2,4-dimethyl-thiazole-5-carboxylic acid
- 1597710-80-9
1,4-dioxan-2-yl 2,4-dimethylthiazole-5-carboxylate
| Conditions | Yield |
|---|---|
| With iron(III)-acetylacetonate; di-tert-butyl peroxide at 120℃; for 24h; Schlenk technique; | 94% |
- 53137-27-2
2,4-dimethyl-thiazole-5-carboxylic acid
- 591-50-4
iodobenzene
- 19968-55-9
2,4-dimethyl-5-phenylthiazole
| Conditions | Yield |
|---|---|
| With silver (II) carbonate; triphenylphosphine; palladium dichloride In N,N-dimethyl acetamide; toluene at 135℃; for 16h; Sealed tube; | 93% |
- 53137-27-2
2,4-dimethyl-thiazole-5-carboxylic acid
- 1227469-85-3
potassium 2,4-dimethyl-1,3-thiazole-5-carboxylate
| Conditions | Yield |
|---|---|
| With potassium tert-butylate In ethanol at 20℃; for 3h; Inert atmosphere; | 89% |
- 53137-27-2
2,4-dimethyl-thiazole-5-carboxylic acid
| Conditions | Yield |
|---|---|
| Stage #1: 2,4-dimethyl-thiazole-5-carboxylic acid With benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; Stage #2: 1-(4-methoxyphenyl)-3-methylpiperazin-2-one hydrochloride In N,N-dimethyl-formamide at 20℃; for 3h; Cooling with ice; | 88% |
- 53137-27-2
2,4-dimethyl-thiazole-5-carboxylic acid
| Conditions | Yield |
|---|---|
| With pyridine; propylphosphonic anhydride In ethyl acetate; acetonitrile at 50℃; for 120h; Sealed tube; | 87% |
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Chemistry
IUPAC Name: 2,4-Dimethyl-1,3-thiazole-5-carboxylic acid
Systematic of 5-Thiazolecarboxylicacid, 2,4-dimethyl- (CAS NO.53137-27-2): Timtec-bb sbb005433 ; Rarechem al be 1354 ; Akos bbs-00004449 ; Akos bb-8977 ; 2,4-Dimethyl-1,3-thiazole-5-carboxylic acid ; 2,4-Dimethyl-5-thiazolecarboxylic acid ; 2,4-Dimethylthiazole-5-carboxylic acid ; Iflab-bb f1912-0028
CAS NO: 53137-27-2
Molecular Formula of 5-Thiazolecarboxylicacid, 2,4-dimethyl- (CAS NO.53137-27-2): C6H7NO2S
Molecular Weight: 157.1903
Molecular Structure:
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Melting Point: 235 °C
ProductCategories: Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts ; Building Blocks ; Heterocyclic Building Blocks ; Thiazoles
H bond acceptors: 3
H bond donors: 1
Freely Rotating Bonds: 1
Polar Surface Area: 67.43 Å2
Index of Refraction: 1.585
Molar Refractivity: 39.3 cm3
Molar Volume: 117.2 cm3
Surface Tension: 56.9 dyne/cm
Density of 5-Thiazolecarboxylicacid, 2,4-dimethyl- (CAS NO.53137-27-2): 1.341 g/cm3
Flash Point: 139 °C
Enthalpy of Vaporization: 57.72 kJ/mol
Boiling Point: 306.2 °C at 760 mmHg
Vapour Pressure: 0.000342 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: 22-24/25-37/39-26
S22: Do not breathe dust.
S24/25: Avoid contact with skin and eyes.
S37/39: Wear suitable gloves and eye/face protection.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany: 3
Hazard Note: Irritant
HazardClass: IRRITANT