544-16-1
butyl nitrite
CAS: 544-16-1
Molecular Formula: C4H9NO2
544-16-1 - Names and Identifiers
| Name | butyl nitrite |
| Synonyms | NBN n-C4H9ONO NCI-C56553 butylnitrites butyl nitrite 1-butylnitrite 1-Butyl nitrite N-Butyl Nitrite N-BUTYL NITRITE nitrousacid,n-butylester Nitrous Acid Butyl Ester NITROUS ACID BUTYL ESTER Nitrous acid, n-butyl ester Butyl ester of nitrous acid |
| CAS | 544-16-1 |
| EINECS | 208-862-1 |
| InChI | InChI=1/C4H9NO2/c1-2-3-4-7-5-6/h2-4H2,1H3 |
| InChIKey | NALZTFARIYUCBY-UHFFFAOYSA-N |
544-16-1 - Physico-chemical Properties
| Molecular Formula | C4H9NO2 |
| Molar Mass | 103.12 |
| Density | 0.882 g/mL at 25 °C (lit.) |
| Boling Point | 78 °C (lit.) |
| Flash Point | 8°F |
| Water Solubility | SLIGHTLY SOLUBLE |
| Solubility | alcohol: miscible(lit.) |
| Vapor Presure | 760 mm Hg ( 78 °C) |
| Appearance | clear liquid |
| Color | Light yellow to Yellow |
| Merck | 14,1582 |
| BRN | 1701036 |
| Storage Condition | 2-8°C |
| Refractive Index | n20/D 1.376(lit.) |
| Physical and Chemical Properties | Colorless or pale yellow oily liquid. The boiling point is 78 ℃,24-27 ℃(5.73kPa), the relative density is 0.8823(20/4 ℃), and the refractive index is 1.3767. Flash point -13 °c. With ethanol, ether miscible, insoluble in water. With special odor, see Light is easy to decompose. |
| Use | For organic synthesis. |
544-16-1 - Risk and Safety
| Risk Codes | R11 - Highly Flammable R23/25 - Toxic by inhalation and if swallowed. |
| Safety Description | S16 - Keep away from sources of ignition. S24 - Avoid contact with skin. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 2351 3/PG 2 |
| WGK Germany | 1 |
| RTECS | RA0780000 |
| FLUKA BRAND F CODES | 8-10-23 |
| TSCA | Yes |
| HS Code | 29209090 |
| Hazard Class | 3.1 |
| Packing Group | II |
| Toxicity | LD50 orally in Rabbit: 83 mg/kg |
544-16-1 - Reference Information
| LogP | 2.35 |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | for organic synthesis. |
| production method | is obtained by the reaction of butanol and sodium nitrite. |
| category | flammable liquid |
| toxicity classification | highly toxic |
| acute toxicity | oral-rat LD50: 83 mg/kg; Oral-mouse LD50: 171 mg/kg |
| flammability hazard characteristics | flammability in case of open flame, high temperature and oxidant; combustion produces toxic nitrogen oxide smoke; toxic nitrogen oxide gas in case of light |
| storage and transportation characteristics | warehouse ventilation and low temperature drying; Store separately from oxidants and acids |
| fire extinguishing agent | dry powder, carbon dioxide, foam |
| occupational standard | STEL 1 mg/m3 |
Last Update：2024-04-09 15:16:46
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