Pitholides A-D, polyketides from a marine tunicate-derived culture of pithomyces sp.

Tetrahedron Letters

Volumn 38, Issue 49, 1997, Pages 8449-8452

  Wang, Gui Yang Sheng ^a   Borgeson, Bethel M ^a   Crews, Phillip ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

PITHOLIDE A; PITHOLIDE D; POLYKETIDE; UNCLASSIFIED DRUG;

ARTICLE; DRUG IDENTIFICATION; DRUG ISOLATION; DRUG STRUCTURE; FUNGUS; NONHUMAN; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; STEREOCHEMISTRY;

ASPERGILLUS; FUNGI; PITHOMYCES;

EID: 0030660635     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(97)10277-5     Document Type: Article

References (23)

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16. 3OD) δ (ppm) 153.4 (d, C1), 164.9 (s, C3), 106.3 (d, C4), 145.7 (s, C5), 107.0 (s, C6), 165.1 (s, C7), 118.2 (s, C8), 171.4 (s, C9), 83.5 (s, C11), 68.3 (d, C12), 120.6 (s, C13), 18.6 (q, C14), 186.3 (d, C15), 21.0 (q, C16), 199.2 (s, C17), 42.0 (t, C18), 23.4 (t, C19), 28.8 (t, C20), 25.2 (t, C21), 38.6 (t, C22), 67.1 (d, C23), 22.0 (q, C24).
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19. 3OD) δ (ppm) C1 to C20 are identical to those of 2, 28.8 (t, C21), 31.4 (t, C22), 22.2 (t, C23), 13.0 (q, C24).
20. 3OD) δ (ppm) 149.7 (d, C1), 161.5 (s, C3), 109.3 (d, C4), 143.6 (s, C5), 101.0 (d, C6), 173.3 (s, C7), 110.7 (s, C8), 172.2 (s, C9), 83.1 (s, C11), 68.2 (d, C12), 120.6 (s, C13), 17.9 (q, C14), 23.2 (q, C16), 197.9 (s, C17), 40.8 (t, C18), 24.0 (t, C19), 29.0 (t, C20), 28.8 (t, C21), 31.5 (t, C22), 22.2 (t, C23), 13.0 (q, C24).
21. 3OD) δ (ppm) C1 to C20 are identical to those of 5, 25.3 (t, C21), 38.6 (t, C22), 67.1 (d, C23), 22.0 (q, C24).
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