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CAS No.: | 13575-41-2 |
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Name: | Thiazolo[4,5-b]pyridin-2-amine |
Article Data: | 3 |
Molecular Structure: | |
Formula: | C6H5N3S |
Molecular Weight: | 151.192 |
Synonyms: | MD-0359; |
Density: | 1.485 |
Melting Point: | 118.1 °C |
Boiling Point: | 329℃ |
Flash Point: | 153℃ |
PSA: | 80.77000 |
LogP: | 1.20360 |
2-pyridylthiourea
[1,3]thiazolo[4,5-b]pyridin-2-amine
Conditions | Yield |
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With bromine In chloroform Heating; | 57% |
Conditions | Yield |
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With bromine; acetic acid |
Conditions | Yield |
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Multi-step reaction with 2 steps 1: 64 percent / aq. HCl / 6 h / Heating 2: 57 percent / Br2 / CHCl3 / Heating View Scheme |
2-Amino-3-bromopyridine
[1,3]thiazolo[4,5-b]pyridin-2-amine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: acetone / 14 h / 60 °C 2: sodium hydroxide; water / methanol / 2 h / 70 °C 3: sodium hydride / mineral oil; N,N-dimethyl-formamide / 0.14 h / 90 °C View Scheme |
[1,3]thiazolo[4,5-b]pyridin-2-amine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium hydroxide; water / methanol / 2 h / 70 °C 2: sodium hydride / mineral oil; N,N-dimethyl-formamide / 0.14 h / 90 °C View Scheme |
[1,3]thiazolo[4,5-b]pyridin-2-amine
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide; mineral oil at 90℃; for 0.14h; | 8.6 g |
1-hydroxy-pyrrolidine-2,5-dione
[1,3]thiazolo[4,5-b]pyridin-2-amine
Conditions | Yield |
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Stage #1: [1,3]thiazolo[4,5-b]pyridin-2-amine With hydrogenchloride; sodium nitrite at 0 - 5℃; Stage #2: 1-hydroxy-pyrrolidine-2,5-dione With sodium hydroxide at 0 - 5℃; pH=8 - 10; | 55% |
N-hydroxyphthalimide
[1,3]thiazolo[4,5-b]pyridin-2-amine
Conditions | Yield |
---|---|
Stage #1: [1,3]thiazolo[4,5-b]pyridin-2-amine With hydrogenchloride; sodium nitrite at 0 - 5℃; Stage #2: N-hydroxyphthalimide With sodium hydroxide at 0 - 5℃; pH=8 - 10; | 52% |
1-hydroxy-pyrrolidine-2,5-dione
[1,3]thiazolo[4,5-b]pyridin-2-amine
Conditions | Yield |
---|---|
Stage #1: [1,3]thiazolo[4,5-b]pyridin-2-amine With hydrogenchloride; sodium nitrite at 0 - 5℃; Stage #2: 1-hydroxy-pyrrolidine-2,5-dione With sodium hydroxide at 0 - 5℃; pH=10 - 12; | 51% |
[1,3]thiazolo[4,5-b]pyridin-2-amine
thiazolo(4,5-b)pyridine
Conditions | Yield |
---|---|
With isopentyl nitrite In tetrahydrofuran at 65℃; for 4h; | 46.6% |
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The Thiazolo[4,5-b]pyridin-2-amine, with the CAS registry number 13575-41-2, is also known as 2-Aminothiazolo[4,5-b]pyridine.It belongs to the product Pyridines. This chemical's molecular formula is C6H5N3S and molecular weight is 151.19. What's more, Its systematic name is Thiazolo[4,5-b]pyridin-2-amine.Physical properties about Thiazolo[4,5-b]pyridin-2-amine are:(1)Density: 1.485; (2)Melting point: 239-242 ℃; (3)Boiling point: 329 ℃; (4)Flash point: 153℃.