Name | Isobutyl isobutyrate |
Synonyms | IBIB femanumber2189 isobutyl-isobutyrate Isobutyl isobutyrate 2-methylpropylisobutyrate Isobutyl2-methylpropanoate Isobutyl 2-methylpropanoate isobutylesterkyselinyisomaselne 2-methylpropyl 2-methylpropanoate Isobutylester kyseliny isomaselne isobutylisobutyrate,[flammableliquid] Isobutyl ester of 2-methylpropanoic acid |
CAS | 97-85-8 |
EINECS | 202-612-5 |
InChI | InChI=1/C8H16O2/c1-6(2)5-10-8(9)7(3)4/h6-7H,5H2,1-4H3 |
Molecular Formula | C8H16O2 |
Molar Mass | 144.21 |
Density | 0.855 g/mL at 25 °C (lit.) |
Melting Point | -81 °C (lit.) |
Boling Point | 145-152 °C (lit.) |
Flash Point | 99°F |
JECFA Number | 194 |
Water Solubility | Soluble in water (1 g/L at 20oc). |
Solubility | 1g/l |
Vapor Presure | 1 mm Hg ( 39.9 °C) |
Appearance | Liquid |
Color | Clear |
Merck | 14,5145 |
BRN | 1701355 |
PH | 7 (H2O) |
Storage Condition | Flammables area |
Explosive Limit | 1.2%(V) |
Refractive Index | n20/D 1.398(lit.) |
Physical and Chemical Properties | appearance colorless transparent liquid
boiling point, °c 148.6
melting point, °c -80.6
flash point, ℃ 37
density, 20 °c/4 °c 0.88
refractive index, nD 21.398 |
Use | Used as raw materials for organic synthesis and organic solvents |
Hazard Symbols | Xi - Irritant |
Risk Codes | R10 - Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
UN IDs | UN 2528 3/PG 3 |
WGK Germany | 2 |
RTECS | NQ5250000 |
TSCA | Yes |
HS Code | 29159000 |
Hazard Class | 3 |
Packing Group | III |
FEMA | 2189 | ISOBUTYL ISOBUTYRATE |
olfactory Threshold | 0.075ppm |
LogP | 3.17 at 20℃ |
NIST chemical information | information provided by: webbook.nist.gov (external link) |
EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
toxicity | GRAS(FEMA). |
usage limit | FEMA(mg/kg): alcoholic beverage 2.0; Gel product, pudding, 3.3~10; cold beverage 7.4; Non-alcohol beverage 7.5; Sugar |
Use | food flavor. used as raw materials for organic synthesis and organic solvents, food flavor |
production method | the vapor of isobutanol is passed through (CuO A12O3) at 350~400 °c and pressure, (ZnO A12O3) or (CuO ZnO A12O3) catalytic column derived. |
category | flammable liquid |
toxicity grade | low toxicity |
Acute toxicity | oral-rat LD50:12800 mg/kg; Oral-mouse LD50:12750 mg/kg |
flammability hazard characteristics | flammable in case of open flame, high temperature and oxidant; combustion-induced smoke |
storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; It is stored separately from the oxidant |
extinguishing agent | dry powder, dry sand, carbon dioxide, foam, 1211 extinguishing agent |
spontaneous combustion temperature | 810 ° F. |
toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |