2057-84-3
2057-84-3 structure
- Name: Valeraldehyde 2,4-Dinitrophenylhydrazone
- Chemical Name: n-valeraldehyde 2,4-dinitrophenylhydrazone
- CAS Number: 2057-84-3
- Molecular Formula: C11H14N4O4
- Molecular Weight: 266.25300
- Catalog: Chemical reagent Organic reagent 腙
- Create Date: 2018-04-15 08:00:00
- Modify Date: 2024-01-02 22:22:30
| Name | n-valeraldehyde 2,4-dinitrophenylhydrazone |
|---|---|
| Synonyms |
pentanal 2,4-dinitrohydrazone
Valeraldehyde-DNPH VALERALDEHYDE-2,4-DNPH,100MG,NEAT N-VALERALDEHYDE-DNPH N-PENTANAL 2,4-DINITROPHENYLHYDRAZONE VALERALDEHYDE 2,4-DINITROPHENYLHYDRAZONE Valeraldehyde 2,4-Dinitrophenylhydrazone VALERALDEHYDE-DNPH Pentanal-DNPH Valeraldehyd-2,4-dinitrophenylhydrazon Valeraldehyde-2,4-DNPH valeraldehyde-2,4-dnph |
| Density | 1.32g/cm3 |
|---|---|
| Boiling Point | 412.6ºC at 760mmHg |
| Melting Point | 103-105ºC(lit.) |
| Molecular Formula | C11H14N4O4 |
| Molecular Weight | 266.25300 |
| Flash Point | 203.3ºC |
| Exact Mass | 266.10200 |
| PSA | 116.03000 |
| LogP | 4.21030 |
| Vapour Pressure | 5.12E-07mmHg at 25°C |
| Index of Refraction | 1.592 |
| Storage condition | 0-6°C |
| 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,T,F |
| Risk Phrases | 36/37/38-23/24/25-11 |
| Safety Phrases | 26-45-27-16 |
| RIDADR | UN 1648 3/PG 2 |
| HS Code | 2928000090 |
| Precursor 8 | |
|---|---|
| DownStream 0 | |
| HS Code | 2928000090 |
|---|---|
| Summary | 2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0% |