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. 2019 Oct 6;24(19):3596. doi: 10.3390/molecules24193596

Scheme 5.

Scheme 5

Synthesis of dimycoloyl triarabinoglycerol (DMTAG) glycolipids. (i) RCOOH (R’ = TBDMS) (12ac), 1-ethyl-3-(3-dimethylaminopropyl)carbodi-imide (EDCI), DMAP, CH2Cl2 (a: 51%; b: 84%; c: 46%); (ii) TBAF, THF (a 76%; b: 51%; c: 66%); (iii) Pd(OH)2/C (20%), H2, CH3OH:CH2Cl2: THF (1:1:1.5), rt, 36 h, (a: 86%; b: 88%; c: 82%).