2-氨基-4,6-二羟基嘧啶
2-Amino-4,6-dihydroxypyrimidine
CAS: 56-09-7
Molecular Formula: C4H5N3O2
2-氨基-4,6-二羟基嘧啶 - Names and Identifiers
| Name | 2-Amino-4,6-dihydroxypyrimidine |
| Synonyms | NSC 18692 NSC 15920 2-AMino-4,6-dioxypyriMidine 2-Amino-4,6-dihydroxypyrimidine 2-amino-6-hydroxy-4(1h)-pyrimidinon 2-AMino-6-hydroxy-4(3H)-pyriMidinone 2-amino-6-hydroxy-4(1H)-Pyrimidinone 2-aMino-6-hydroxypyriMidin-4(3H)-one 2-Amino-6-hydroxy-1H-pyrimidin-4-one |
| CAS | 56-09-7 |
| EINECS | 200-256-5 |
| InChI | InChI=1/C4H5N3O2/c5-4-6-2(8)1-3(9)7-4/h1H,(H4,5,6,7,8,9) |
| InChIKey | AUFJTVGCSJNQIF-UHFFFAOYSA-N |
2-氨基-4,6-二羟基嘧啶 - Physico-chemical Properties
| Molecular Formula | C4H5N3O2 |
| Molar Mass | 127.1 |
| Density | 1.4748 (rough estimate) |
| Melting Point | >300 °C (lit.) |
| Boling Point | 235.85°C (rough estimate) |
| Solubility | Soluble in Aqueous Alkali. |
| Appearance | Powder |
| Color | Off-white to light pink or light yellow |
| BRN | 510297 |
| pKa | 7.45±0.10(Predicted) |
| Storage Condition | Keep in dark place,Inert atmosphere,2-8°C |
| Refractive Index | 1.5000 (estimate) |
| Physical and Chemical Properties | Melting Point: 300°C |
| Use | Used as an intermediate of bensulfuron-methyl and pyrisulfuron-methyl |
2-氨基-4,6-二羟基嘧啶 - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S24/25 - Avoid contact with skin and eyes. S36 - Wear suitable protective clothing. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| WGK Germany | 1 |
| RTECS | UW7361000 |
| TSCA | Yes |
| HS Code | 29339900 |
2-氨基-4,6-二羟基嘧啶 - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | 2-amino -4, 6-dihydroxypyrimidine is prepared from 2-amino -4, the intermediate of 6-dimethoxypyrimidine can be used for the production of sulfonylurea herbicides, such as bensulfuron-methyl, pyrisulfuron-methyl, nicosulfuron and the like. used as intermediates of bensulfuron-methyl and pyrisulfuron-methyl important pharmaceutical intermediates used in the synthesis of ADCP, ACMP and ADMP. |
| production method | the preparation method is to add sodium ethoxide and diethyl malonate in the reaction kettle, then add guanidine nitrate, stir, and heated reflux reaction for 7 h, cooled to room temperature discharge, filtrate distillation recovery of anhydrous ethanol, filter cake and then put into water washing kettle, water stirring, heated to 80 ℃, after completely dissolved, slowly add concentrated hydrochloric acid, adjust the pH value to neutral and filter out the material to obtain the finished product. |
Last Update：2024-04-09 21:01:54
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View History
2-氨基-4,6-二羟基嘧啶
Potassium tetroxoiodate(vii)
SODIUM CYLCLAMATE
4-[2-羟基-3-[(1-甲基乙基)氨基]丙氧基]-苯乙醇
2-丙基硫代异烟酰胺
3-(3-INDOLYL)LACTIC ACID
2',4'-二氟-正-甲基乙酰苯胺
2-Isopropyl-5-methyl-2-hexenal
1-二乙氨基-4-氨基戊烷
N-乙酰-DL-Α-丙氨酸
Potassium tetroxoiodate(vii)
SODIUM CYLCLAMATE
4-[2-羟基-3-[(1-甲基乙基)氨基]丙氧基]-苯乙醇
2-丙基硫代异烟酰胺
3-(3-INDOLYL)LACTIC ACID
2',4'-二氟-正-甲基乙酰苯胺
2-Isopropyl-5-methyl-2-hexenal
1-二乙氨基-4-氨基戊烷
N-乙酰-DL-Α-丙氨酸