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Table B.1.

Line parameters of CH2DOH and CHD2OH of the cores.

Line parameter Tmbdv νLSR Δv rms S/N Tmbdv νLSR Δv rms S/N

mK km s−1 km s−1 km s−1 mK mK km s−1 km s−1 km s−1 mK
Core H-MM1 L694-2
CH2DOH 11, 0-10, 1 28.8(1.4) 4.5(0.01) 0.49(0.03) 2.5 22 24.1(0.7) 9.9(0.01) 0.37(0.01) 1.9 32
CH2DOH 21, 1-20, 2 27.2(1.1) 4.3(0.01) 0.42(0.02) 1.9 32 21.7(0.8) 9.6(0.01) 0.39(0.02) 1.9 27
CHD2OH 20, 1-10, 1 15.8(1.3) 4.2(0.02) 0.43(0.04) 2.1 16 8.6(0.8) 9.6(0.02) 0.43(0.05) 1.5 12
CHD2OH 21, 2-11, 2 5.9(1.1) 4.3(0.03) 0.36(0.07) 2.4 6 3.4(0.7) 9.6(0.04) 0.38(0.10) 1.7 5

L1521E B68

CH2DOH 11, 0-10, 1 2.9(0.5) 6.5(0.01) 0.39(0.11) 1.3 5 < 10.0 - - 4.0 -
CH2DOH 21, 1-20, 2 < 4.0 - - 1.5 - < 10.0 - - 4.0 -
CH2DOH 20, 2-10, 1 6.1(1.0) 6.7(0.05) 0.41(0.09) 3.5 4 - - - - -
CHD2OH 20, 1-10, 1 < 4.0 - - 1.5 - < 10.0 - - 4.0 -
CHD2OH 21, 2-11, 2 < 4.0 - - 1.5 - < 10.0 - - 4.0 -

‘-’ indicates non-detection, and the corresponding upper limit of integrated intensity is estimated assuming 5σ with a linewidth Δv of 0.5 km s−1.

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