696-23-1
696-23-1 structure
- Name: 2-Methyl-4-nitroimidazole
- Chemical Name: 2-Methyl-4(5)-nitroimidazole
- CAS Number: 696-23-1
- Molecular Formula: C4H5N3O2
- Molecular Weight: 127.10100
- Catalog: analytical chemistry Analytical reagent Ion chromatography reagent
- Create Date: 2018-09-13 20:32:26
- Modify Date: 2026-07-08 00:15:16
| Name | 2-Methyl-4(5)-nitroimidazole |
|---|---|
| Synonyms |
2-methyl-5-nitro-imidazol
Metronidazole impurity A (Tinidazole Impurity A/ Tinidazole Related Compound A/ Ornidazole Impurity 1) Imidazole, 2-methyl-4-nitro Ornidazole Impurity B MFCD00005191 Tinidazole Related Compound A (R03970) Metronidazole impurity A 2-methyl-5-nitro-1H-imidazole 2-METHYL-5-NIROIMIDAZOLE Metronidazole Impurity 1(Metronidazole Impurity A) Ornidazole N-Desalkyl Impurity 2-Methyl-5-nitro imidazole (impurity) menidazole 2-methyl-4-nitroIMIDAZOLE:2-methyl-4-nitro-1h-IMIDAZOLE 2-Methyl-5-nitro-1H-imidazole (9CI) Ornidazole Impurity 1 (Tinidazole Impurity A/ Tinidazole Related Compound A/ Metronidazole impurity A) RP-8532 2-Methyl-4-nitroimidazol Imidazole, 2-methyl-5-nitro 2-Methyl-4-nitro-1H-imidazole Tinidazole Impurity A Metronidazole Benzoate Impurity B EINECS 211-790-3 2-METHYL-4-NITROIMIDAZOLE 2-methyl-5-nitro-1h-imidazole 2-methyl-4-nitro-1h-imidazol Metronidazole Impurity 1 Tinidazole Related CoMpound A 2-METHYL-4-NITRO-1 H-IMIDAZOLE 2-Methyl-4-nitroimidazole, 10 mM in DMSO 1H-Imidazole, 2-methyl-4-nitro Tinidazole Impurity A Metronidazole Impurity A 2-methyl-4-nitroimidazole,(Metronidazole impurity A CRS) 2-methyl-4-nitro-1H-imidazole(SALTDATA: FREE) Tinidazole Impurity 1（Tinidazole Impurity A） 1H-IMidazole, 2-Methyl-5-nitro 2-Methyl-4-nitroimidazole -1 Tinidazole Impurity A/ Tinidazole Related Compound A (Metronidazole impurity A/ Ornidazole Impurity 1) 2-Methyl-4-nitroimidazole> 2-methyl-4-nitro-3H-imidazole 2-methyl-4-nitro-imidazol 2-Methyl-5-nitro-1H-imidazol Tinidazole Related Compound A (2-methyl-5-nitroimidazole) 2-methyl-4-nitro-1h-imidazo Metronidazole impurity A CRS |
| Density | 1.426g/cm3 |
|---|---|
| Boiling Point | 399.5ºC at 760 mmHg |
| Melting Point | 251-255ºC(lit.) |
| Molecular Formula | C4H5N3O2 |
| Molecular Weight | 127.10100 |
| Flash Point | 195.4ºC |
| Exact Mass | 127.03800 |
| PSA | 74.50000 |
| LogP | 1.14950 |
| Index of Refraction | 1.591 |
| Storage condition | Refrigerator |
| Stability | Stable. Incompatible with strong oxidizing agents. |
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATAACUTE TOXICITY DATAMUTATION DATA
|
| Symbol |
GHS08 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H351 |
| Precautionary Statements | P281 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xn |
| Risk Phrases | R22 |
| Safety Phrases | S22-S36/37 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| RTECS | NI7550000 |
| HS Code | 2933290090 |
|
~89%
696-23-1 |
| Literature: BASF Aktiengesellschaft Patent: US4145553 A1, 1979 ; |
|
~86%
696-23-1 |
| Literature: Journal of Chemical Research - Part S, , # 5 p. 244 - 245 |
|
~22%
696-23-1 |
| Literature: Polish Journal of Chemistry, , vol. 61, # 7-12 p. 913 - 920 |
|
~%
696-23-1 |
| Literature: Polish Journal of Chemistry, , vol. 66, # 5 p. 819 - 826 |
| Precursor 1 | |
|---|---|
| DownStream 9 | |
![2-methyl-4-nitro-1-[(4-nitrophenyl)methyl]imidazole structure](https://image.chemsrc.com/caspic/378/107108-25-8.png)
| HS Code | 2933290090 |
|---|---|
| Summary | 2933290090. other compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |