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Table 1

Determined rotational and centrifugal distortion parameters.

Parameters DCONH2 cis − HCONHD trans − HCONHD HCOND2

A/MHz 54 947.57729(32) 61 345.06804(79) 71 180.6464(10) 59 716.2039(11)
B/MHz 11 372.988736(77) 11 009.914332(79) 10 473.401540(85) 10 193.55866(10)
C/MHz 9419.700841(75) 9334.077245(79) 9132.395384(83) 8710.364411(99)
ΔJ/kHz 7.553397(62) 8.223993(66) 6.132655(63) 6.275856(75)
ΔJK/kHz –33.67978(44) –49.38969(98) –47.6150(12) –29.0401(10)
ΔK/kHz 664.6759(28) 829.104(25) 1193.824(53) 677.538(32)
δJ/kHz 1.790970(16) 1.769062(27) 1.107008(29) 1.244239(32)
δK/kHz 31.47873(85) 37.0620(26) 29.5820(41) 31.0425(40)
ΦJ/Hz 0.010585(16) 0.012694(19) 0.006648(18) 0.007697(19)
ΦJK/Hz 0.08780(39) 0.1108(28) 0.0 0.0521(29)
ΦKJ/Hz –3.1388(19) –4.244(10) –3.8197(58) –2.205(10)
ΦK/Hz 25.0445(85) 37.73(19) 54.05(73) 0.0
φJ/Hz 0.0049033(55) 0.0053569(93) 0.0027398(93) 0.0030776(93)
φJK/Hz 0.08197(43) 0.0883(12) 0.0445(17) 0.0648(13)
φK/Hz 6.239(11) 9.47(11) 9.232(27) 6.88(13)
LKJ/mHz –0.00873(35) –0.0347(12) –0.0244(15) 0.0
LKKJ/mHz 0.1379(11) 0.3115(75) 0.0 0.0
χaa/MHz 1.889(23) 1.973(48) 2.025(61) 1.941(60)
χbbχaa/MHz 5.896(19) 5.864(21) 5.861(27) 5.869(36)
Nmbr of transitions 1283 655 597 445
σFIT/kHz 27 26 30 28
σ W 0.696 0.651 0.647 0.744
J max , K a,max 58, 29 50, 23 50, 20 54, 18

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