4270-27-3
4270-27-3 structure
- Name: 6-Chlorouracil
- Chemical Name: 6-Chlorouracil
- CAS Number: 4270-27-3
- Molecular Formula: C4H3ClN2O2
- Molecular Weight: 146.532
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyrimidine compound Urinary (urea)pyrimidine
- Create Date: 2018-09-05 12:24:01
- Modify Date: 2026-07-16 15:23:17
| Name | 6-Chlorouracil |
|---|---|
| Synonyms |
SPECS AB-323
2,4-Pyrimidinediol,6-chloro 6-Chloro-2,4-pyriMidinediol 6-Chlorpyrimidin-2,4-diol 6-CHLORO-2,4(1H,3H)-PYRIMIDINEDIONE 6-Chlorouracil (or) 6-Chloropyrimidine-2,4(1H,3H)-dione 6-Chloropyrimidine-2,4-diol 6-CHLORO-2,4-DIHYDROXYPYRIMIDINE AURORA KA-4918 6-chloro-2,6-dihydroxypyrimidine 6-chloro-1,2,3,4-tetrahydropyriMidine-2,4-dione orouraciL 6-Chlorouracil> 6 - chlorine uracil EINECS 224-258-0 4-Chloro-2,6-dihydroxypyrimidine, 6-Chloro-2,4-dihydroxypyrimidine, 6-Chlorouracil Trelagliptin Impurity 50 2,4(1H,3H)-Pyrimidinedione, 6-chloro 6-Chloro-2,4(1H,3H)-pyrimidinedione 2,4(1H,3H)-Pyrimidinedione, 6-chloro- (9CI) 4-chloro-uracil 4-CHLORO-2,6-DIHYDROXYPYRIMIDINE TIANFU-CHEM 6-Chlorouracil 6-CHLOROURACIL 6-Chloro uracil & 4-Chloro uracil 6-Chloro-2,4-dihydroxypyrimidine~4-Chlorouracil 6-chloropyrimidine-2,4-dione Chlorouracil Tragliptin Stter 1 Impurity 4 4-CHLOROURACIL 6- Chloro pyrimidine-2,4(1H,3H)-dione (6-Chlorouracil) MFCD00014595 6-Chloropyrimidine-2,4(1H,3H)-dione 6-Chloropyrimidine-2,4(1H,3H)-dione (Sitagliptin Impurity) 6-Chloropyrimidine-2,4(1H,3H)-dione, 6-Chloro-2,4-dioxo-1,2,3,4-tetrahydropyrimidine 4-Chlorouracil Alogliptin Benzoate Impurity1639 TIMTEC-BB SBB004104 6-chloro-1H-pyrimidine-2,4-dione |
| Density | 1.6±0.1 g/cm3 |
|---|---|
| Boiling Point | 300°C |
| Melting Point | 290-295°C |
| Molecular Formula | C4H3ClN2O2 |
| Molecular Weight | 146.532 |
| Exact Mass | 145.988312 |
| PSA | 65.72000 |
| LogP | -0.52 |
| Index of Refraction | 1.587 |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xi:Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2933599090 |
| Precursor 3 | |
|---|---|
| DownStream 10 | |
![6-[(4-ethoxyphenyl)amino]-1H-pyrimidine-2,4-dione structure](https://image.chemsrc.com/caspic/130/21333-07-3.png)
![6-[(3-methylphenyl)amino]-1H-pyrimidine-2,4-dione structure](https://image.chemsrc.com/caspic/255/21332-93-4.png)
![6-[(2-methylphenyl)amino]-1H-pyrimidine-2,4-dione structure](https://image.chemsrc.com/caspic/293/21332-92-3.png)
![6-[(2-chlorophenyl)amino]-1H-pyrimidine-2,4-dione structure](https://image.chemsrc.com/caspic/469/21416-58-0.png)
![2,4(1H,3H)-Pyrimidinedione,6-[(2,6-dimethylphenyl)amino] structure](https://image.chemsrc.com/caspic/406/21333-00-6.png)
![2,4(1H,3H)-Pyrimidinedione,6-[(2,4-dimethylphenyl)amino] structure](https://image.chemsrc.com/caspic/065/21332-98-9.png)
| HS Code | 2933599090 |
|---|---|
| Summary | 2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |