. 2016 Jun 27;198(14):1965–1973. doi: 10.1128/JB.00140-16

TABLE 2.

Observed properties of the TDM series molecules identified in this study

Name (abbreviation)	Alternate name(s)	Producing strain(s)	Retention time (min)	UV-Vis abs max (nm)^a	Mol formula	Mol wt (g/mol)	ESI-MS (m/z)^b		Mass accuracy (ppm)
Name (abbreviation)	Alternate name(s)	Producing strain(s)	Retention time (min)	UV-Vis abs max (nm)^a	Mol formula	Mol wt (g/mol)	Observed	Calculated	Mass accuracy (ppm)
W4.9		WAC04657	4.9	260	C₁₈H₂₄O₇	352	353.1598	353.1600	−0.6
Dihydro-tetrodecamycin (dhTDM)	A5.4, G5.4	S atroolivaceus, S. globisporus	5.4	251	C₁₈H₂₄O₆	336	337.1651	337.1651	0
W5.9		WAC04657	5.9	271	C₁₈H₂₄O₆	336	337.1664	337.1651	3.9
W6.3		WAC04657	6.3	243	C₁₈H₂₂O₅	318	341.1364	341.1365	−0.3
Tetrodecamycin (TDM)	A6.4, G6.4, W6.4	WAC04657, S. atroolivaceus, S. globisporus	6.4	271	C₁₈H₂₂O₆	334	335.1496	335.1495	0.3
13-Deoxy-tetrodecamycin (13-dTDM)	W8.0	WAC04657	8.0	271	C₁₈H₂₂O₅	318	319.1548	319.1545	0.9

UV-Vis absorbance maximum (abs max) was recorded on an HPLC column in a solution of 40% aqueous acetonitrile–0.1% formic acid.

ESI, electrospray ionization.