M-Cresol → 2,4,6-Trimethylphenol

HRID 280723

반응식

HRID 280723 반응식
C1C(O)=CC=CC=1C.C1C(O)=CC=C(C)C=1.C[O:18][CH3:19].[CH3:20][C:21]1[C:26](C)=[CH:25][CH:24]=[C:23]([CH3:28])[C:22]=1O>CO>[CH3:24][C:25]1[CH:26]=[C:21]([CH3:20])[CH:22]=[C:23]([CH3:28])[C:19]=1[OH:18]

참가 물질

6

반응물 4

HCID 342M-Cresol2회HCID 2879P-Cresol2회HCID 8254Dimethyl EtherHCID 170162,3,6-Trimethylphenol

생성물 1

HCID 106982,4,6-Trimethylphenol

시약·촉매·용매 1

HCID 887Methanol용매

실험 절차

methylating meta-cresol and para-cresol in the ortho position by reacting the meta-cresol and para-cresol with methanol, dimethyl ether or a mixture thereof at a temperature of 270° to 450° C., at a pressure of atmospheric to 100 bar and in the presence of a catalyst bed without a residence time of 0.01 to 10 seconds, whereby a mixture of 2,3,6-trimethylphenol and 2,4,6-trimethylphenol is produced;

출처 및 근거

ORD 기록
ord-1fec35ca492647bfab2337bac42a837c
출처 데이터셋
uspto-grants-1986_05
특허 번호
US04590306

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