4-氨基-6-巯基吡唑[3,4-D]嘧啶
4-Amino-6-mercaptopyrazolo[3,4-d]pyrimidine
CAS: 23771-52-0
Molecular Formula: C5H5N5S
4-氨基-6-巯基吡唑[3,4-D]嘧啶 - Names and Identifiers
4-氨基-6-巯基吡唑[3,4-D]嘧啶 - Physico-chemical Properties
| Molecular Formula | C5H5N5S |
| Molar Mass | 167.19 |
| Density | 1.483 (estimate) |
| Melting Point | >300°C(lit.) |
| Boling Point | 273.3±50.0 °C(Predicted) |
| Flash Point | 164.4°C |
| Solubility | DMSO |
| Vapor Presure | 5.1E-05mmHg at 25°C |
| Appearance | liquid |
| Color | Yellow |
| BRN | 152193 |
| pKa | 5.19±0.40(Predicted) |
| Storage Condition | -20°C Freezer |
| Refractive Index | 1.5605 (estimate) |
| MDL | MFCD00005690 |
4-氨基-6-巯基吡唑[3,4-D]嘧啶 - Risk and Safety
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R25 - Toxic if swallowed |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| WGK Germany | 3 |
| HS Code | 29335995 |
| Hazard Note | Irritant |
4-氨基-6-巯基吡唑[3,4-D]嘧啶 - Introduction
[3,4-d]pyrimidine is an organic compound with the chemical formula C6H5N5S. It is a yellow to orange-yellow crystal with a strong pungent odor.
The main use of this compound is as a building block of alkaloids, commonly used in the synthesis of organic compounds such as drugs and pesticides. It is also used as a catalyst and chemical reagent, and has a wide range of applications in the fields of organic synthesis and analytical chemistry.
There are many methods for preparing [3,4-d] primidine. The common methods include: reacting 4-amino -6-halopyrazolone with thiol compounds, such as and hydrogen sulfide reaction to obtain mercaptopyrazolone, and then through the cyclization reaction to obtain the target product.
When using and handling [3,4-d]pyrimidine, you need to pay attention to safety measures. It is irritating and corrosive and may cause irritation to the eyes, skin and respiratory tract. Therefore, it is necessary to wear appropriate personal protective equipment during operation, such as laboratory gloves, safety glasses and protective face masks. At the same time, make sure to operate in a well-ventilated place to avoid inhaling its vapor or dust. When stored, it should be kept in a dry, cool place, away from fire and oxidizing agents. If skin contact or inhalation occurs, rinse immediately with plenty of water and seek medical attention immediately.
The main use of this compound is as a building block of alkaloids, commonly used in the synthesis of organic compounds such as drugs and pesticides. It is also used as a catalyst and chemical reagent, and has a wide range of applications in the fields of organic synthesis and analytical chemistry.
There are many methods for preparing [3,4-d] primidine. The common methods include: reacting 4-amino -6-halopyrazolone with thiol compounds, such as and hydrogen sulfide reaction to obtain mercaptopyrazolone, and then through the cyclization reaction to obtain the target product.
When using and handling [3,4-d]pyrimidine, you need to pay attention to safety measures. It is irritating and corrosive and may cause irritation to the eyes, skin and respiratory tract. Therefore, it is necessary to wear appropriate personal protective equipment during operation, such as laboratory gloves, safety glasses and protective face masks. At the same time, make sure to operate in a well-ventilated place to avoid inhaling its vapor or dust. When stored, it should be kept in a dry, cool place, away from fire and oxidizing agents. If skin contact or inhalation occurs, rinse immediately with plenty of water and seek medical attention immediately.
Last Update：2024-04-09 21:11:58
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View History
4-氨基-6-巯基吡唑[3,4-D]嘧啶
3-(2-氨基乙基)-1-氮杂环丁烷甲酸叔丁酯
3-(BENZYLTHIO)PROPANOIC ACID
(Z)-(2,4-difluorophenyl)piperidin-4-ylmethanone oxime monohydrochloride
C.I. 77061
17-溴十七烷酸叔丁酯
3-甲酰基-1H-吲哚-2-羧酸甲酯
甲基-[1-(2-甲基-苄基)-哌啶-4-基]-胺盐酸盐
3-(2-氨基乙基)-1-氮杂环丁烷甲酸叔丁酯
3-(BENZYLTHIO)PROPANOIC ACID
(Z)-(2,4-difluorophenyl)piperidin-4-ylmethanone oxime monohydrochloride
C.I. 77061
17-溴十七烷酸叔丁酯
3-甲酰基-1H-吲哚-2-羧酸甲酯
甲基-[1-(2-甲基-苄基)-哌啶-4-基]-胺盐酸盐