Name | 5-Ethoxy-4-Methyloxazole |
Synonyms | OXAZOLE(MEO) 4-METHYL-5-ETHOXYOXAZOLE 5-Ethoxy-4-Methyloxazole 5-ETHOXY-4-METHYLOXAZOLE Oxazole,5-ethoxy-4-Methyl- 5-ethoxy-4-Methyl-1,3-oxazole 5-ethoxy-4-methyl-1,3-oxazole OXAZOLE(MEO),4-METHYL-5-ETHOXY-OXAZOLE |
CAS | 5006-20-2 |
InChI | InChI=1/C6H9NO2/c1-3-8-6-5(2)7-4-9-6/h4H,3H2,1-2H3 |
Molecular Formula | C6H9NO2 |
Molar Mass | 127.14 |
Density | 1.04g/cm3 |
Boling Point | 164.5°C at 760 mmHg |
Flash Point | 53.3°C |
Vapor Presure | 2.58mmHg at 25°C |
pKa | 1.85±0.14(Predicted) |
Storage Condition | Sealed in dry,Store in freezer, under -20°C |
Refractive Index | 1.448 |
Physical and Chemical Properties | Chemical properties boiling point 77-80 ℃(6.67kPa). |
Use | Used as an intermediate of vitamin B6 |
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
HS Code | 29349990 |
use
1. vitamin B6 can be prepared by ring expansion and hydrolysis reaction with isopropyl dioxoheptyl ring.
2, used as vitamin B6 intermediate
production method
α-alanine is esterified, formylated, and cyclized to obtain 5-ethoxy-4-methyloxazole.