2-methyl-2-propyl nitrite
Tert-butyl nitrite
CAS: 540-80-7
Molecular Formula: C4H9NO2
2-methyl-2-propyl nitrite - Names and Identifiers
2-methyl-2-propyl nitrite - Physico-chemical Properties
| Molecular Formula | C4H9NO2 |
| Molar Mass | 103.12 |
| Density | 0.867g/mLat 25°C(lit.) |
| Boling Point | 61-63°C(lit.) |
| Flash Point | −10°F |
| Water Solubility | slightly soluble |
| Solubility | alcohol: very soluble(lit.) |
| Vapor Presure | 13.466kPa at 25℃ |
| Appearance | Liquid |
| Color | Clear yellow |
| Merck | 14,1583 |
| BRN | 1209339 |
| Storage Condition | 2-8°C |
| Refractive Index | n20/D 1.368(lit.) |
| Physical and Chemical Properties | Tert-butyl nitrite, also known as tert-butyl nitrite, light yellow oily liquid with pleasant aroma and boiling point. 63.5 ° C, the relative density of 0.867, refractive index of 1.3680, soluble in ethanol, ether, chloroform, carbon disulfide, water-soluble, insoluble in glycerol, higher than 110 deg C or the impact of the liberation of heat. Boiling point -13 °c. |
2-methyl-2-propyl nitrite - Risk and Safety
| Risk Codes | R11 - Highly Flammable R20/22 - Harmful by inhalation and if swallowed. |
| Safety Description | S16 - Keep away from sources of ignition. S24 - Avoid contact with skin. S46 - If swallowed, seek medical advice immediately and show this container or label. |
| UN IDs | UN 2351 3/PG 2 |
| WGK Germany | 1 |
| RTECS | RA0802000 |
| FLUKA BRAND F CODES | 8 |
| HS Code | 29209085 |
| Hazard Class | 3 |
| Packing Group | II |
2-methyl-2-propyl nitrite - Reference Information
| LogP | 2.24 at 20℃ |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| Use | Used as an intermediate for blood pressure enhosin, rocket fuel, and organic synthesis reagent. tert-butyl nitrite is used to prepare aryl azides from aromatic amines together with azido trimethylsilane (azidotrimethylsilane). |
| Production method | Tert-butyl nitrite can be prepared by reacting chloro-tert-butane and silver nitrate in ether, or at 25-30 ℃ The mixed gas of nitrogen dioxide or nitric oxide and nitrogen dioxide is introduced into tert-butanol for reaction, or it is prepared by reacting tert-butanol with sodium nitrite and sulfuric acid. |
| category | flammable liquid |
| toxicity classification | highly toxic |
| acute toxicity | oral administration-mouse LD50: 308 mg/kg; Inhalation-mouse LC50: 10852 ppm/1 hour |
| explosive hazard characteristics | an oxidant |
| flammability hazard characteristics | when exposed to heat, open flame, reducing agent is flammable; thermal decomposition discharges toxic nitrogen oxide smoke |
| storage and transportation characteristics | warehouse ventilation and low temperature drying; separate from oxidant and food raw materials |
| fire extinguishing agent | dry powder, foam, water |
Last Update：2024-04-09 21:11:58
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