中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | Methyl-2,4-di(benzyloxy)-6-methyl-benzoat | 58061-98-6 | C23H22O4 | 362.425 |
—— | 2,4-bis-(benzyloxy)-6-methylbenzaldehyde | 39803-51-5 | C22H20O3 | 332.399 |
2,4-二羟基-6-甲基苯甲酸 | orsellinic acid | 480-64-8 | C8H8O4 | 168.149 |
2,4-二羟基-6-甲基苯甲酸甲酯 | methyl orsellinate | 3187-58-4 | C9H10O4 | 182.176 |
2,4-二羟基-6-甲基甲酸乙酯 | ethyl orselinate | 2524-37-0 | C10H12O4 | 196.203 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 2'-O-Methyllecanoric acid | 171624-63-8 | C17H16O7 | 332.31 |
—— | 2''-Methylgyrophoric acid | —— | C25H22O10 | 482.444 |
—— | Benzyl 2,4-di-O-benzyl-2'-O-methyllecanorate | 171624-62-7 | C38H34O7 | 602.684 |
—— | Benzyl 2'-O-methyllecanorate | 171624-64-9 | C24H22O7 | 422.434 |
—— | 2-Methyl-4,6-bis(phenylmethoxy)benzoyl fluoride | 256341-84-1 | C22H19FO3 | 350.389 |
—— | isonorobtusatic acid | —— | C17H16O7 | 332.31 |
—— | crustinic acid | 139728-25-9 | C24H20O11 | 484.416 |
—— | 3-(2',4'-dihydroxy-6'-methylbenzoyloxy)-4,6-dihydroxy-2-methylbenzoic acid | 219700-74-0 | C16H14O8 | 334.282 |
—— | 4-O-demethylsphaerophorin | —— | C22H26O7 | 402.444 |
—— | (2S,3R)-(-)-erythrin | 480-57-9 | C20H22O10 | 422.389 |
—— | 2,2,5-trimethyl-4-oxo-4H-benzo[d][1,3]dioxin-7-yl-2,4-bis(benzyloxy)-6-methylbenzoate | —— | C33H30O7 | 538.597 |
—— | benzyl 4-benzyloxy-3-(2',4'-dihydroxy-6'-methylbenzoyloxy)-6-hydroxy-2-methylbenzoate | 219700-76-2 | C30H26O8 | 514.532 |
—— | 2,2',4,4',5-Pentabenzyloxy-6,6'-dimethylbenzophenone | 286364-92-9 | C50H44O6 | 740.896 |
The unambiguous total synthesis of ten O-methyl and/or C-hydroxy derivatives of gyrophoric acid (1) has been achieved by using the condensation of an appropriately substituted benzoic acid and benzyl lecanorate (33) or benzyl 2-O-methyllecanorate (32) in the key step.