반응 #415500

ord-08fa460d5c1442dbaf787e9c7eb534b7

반응 조건

상세 조건
See reaction.notes.procedure_details.

후처리

  1. 1
    온도with external cooling
  2. 2
    온도to maintain the reaction temperature below 18° C
  3. 3
    workup.ADDITIONAfter the addition

실험 절차

A 2-ethylhexanol monourethane of 2,4-toluene diisocyanate was prepared by adding 1953 parts of 2-ethylhexanol to an agitated mixture of 2610 parts of 2,4-TDI and 200 parts of methyl butyl ketone over approximately a 3 hour period with external cooling to maintain the reaction temperature below 18° C. After the addition was completed, the product was stored under dry nitrogen for subsequent use.

출처

DOI: 10.6084/m9.figshare.5104873.v1특허: US04017438uspto-grants-1977_04