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. 2015 Sep 18;59(10):6296–6307. doi: 10.1128/AAC.00640-15

TABLE 2.

Calculated and detected RRTs for sterol TMS ethers

Sterol Calculated RRT Detected RRT
3β,6α-Diol sterols
    14-Methylergosta-8,24(28)-dien-3β,6α-diol (compound 4) 1.44 1.43
    14-Methylergosta-7,24(28)-dien-3β,6α-diol (compound 5) 1.47 1.49
    14-Methylergosta-8,22,24(28)-trien-3β,6α-diol (compound 6) 1.41 1.39
    14-Methylergosta-8,22-dien-3β,6α-diol (compound 7) 1.36 1.36
    14-Methylergosta-8-en-3β,6α-diol (compound 8)a 1.40
    14-Methylergosta-7,22,24(28)-trien-3β,6α-diol (compound 9)a 1.44
    14-Methylergosta-7-en-3β,6α-diol (compound 10)a 1.44
    14-Methylergosta-7,22-dien-3β,6α-diol (compound 11)a 1.40
4,4,14-Trimethyl sterols
    4,4,14-Trimethylergosta-8,24(28)-dien-3β-ol (eburicol) (compound 2) 1.51 1.51
    4,4,14-Trimethylergosta-8,22,24(28)-trien-3β-ol (compound 14)a 1.48
    4,4,14-Trimethylergosta-8,22-dien-3β-ol (compound 15)a 1.45
    4,4,14-Trimethylergosta-7,22-dien-3β-ol (compound 16) 1.49 1.48
    4,4,14-Trimethylergosta-8-en-3β-ol (compound 17)a 1.48
    4,4,14-Trimethylergosta-7,24(28)-dien-3β-ol (compound 18)a 1.55
a

This sterol has not been detected in our investigation but is postulated on the basis of expected biochemical conversions.