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CAS No.: | 541-58-2 |
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Name: | 2,4-Dimethylthiazole |
Article Data: | 25 |
Molecular Structure: | |
Formula: | C5H7NS |
Molecular Weight: | 113.183 |
Synonyms: | 2,4-Dimethyl-1,3-thiazole;2,4-Methylthiazole;NSC 7510; |
EINECS: | 208-786-9 |
Density: | 1.081 g/cm3 |
Melting Point: | 272 °C |
Boiling Point: | 153.4 °C at 760 mmHg |
Flash Point: | 46 °C |
Solubility: | Slightly soluble in water |
Appearance: | Colorless to light yellow liquid |
Hazard Symbols: | Xi, F |
Risk Codes: | 10-36/37/38 |
Safety: | 16-26-36-37/39 |
Transport Information: | UN 1993 3/PG 3 |
PSA: | 41.13000 |
LogP: | 1.75990 |
Conditions | Yield |
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In benzene for 1h; Heating; | 97% |
Conditions | Yield |
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In N,N-dimethyl-formamide at 60℃; for 1h; Hantzsch Thiazole Synthesis; Sealed tube; | 75% |
Conditions | Yield |
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With aluminum oxide; hydrogen sulfide at 375℃; |
α-(2-methyl-4-thiazolyl)acetic acid
A
2,4-dimethylthiazole
B
methylammonium carbonate
Conditions | Yield |
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bei der trocknen Destillation; |
4-chloromethyl-2-methylthiazole hydrochloride
2,4-dimethylthiazole
Conditions | Yield |
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With acetic acid; zinc |
Conditions | Yield |
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With sodium hydroxide; sodium hydrogensulfide; ethanol | |
With diphosphorus pentasulfide; benzene | |
With diphosphorus pentasulfide |
Conditions | Yield |
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With dihydrogen peroxide |
Conditions | Yield |
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(i) BuLi, Et2O, (ii) /BRN= 635994/; Multistep reaction; |
1-iminoethylthiopropanone hydrobromide
2,4-dimethylthiazole
Conditions | Yield |
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With sodium carbonate In acetic acid at 40 - 50℃; | 12.6 g |
2,4-Dimethyl-thiazole; compound with iodine
2,4-dimethylthiazole
Conditions | Yield |
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In tetrachloromethane at 24.9℃; Equilibrium constant; investigated by electronic absorption spectra; |
1. | ipr-mus LD50:250 mg/kg | NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD691-490 . |