Structure and Molecular Constants · Molecular Constants Mostly from Microwave, Molecular Beam, and Sub-Doppler Laser Spectroscopy · Symmetric Top Molecules

• General Introduction
• Symmetric Top Molecules: Introduction
• 1 ArH3N Ammonia – argon (1/1)
• 2 ArH4Si Silane – argon (1/1)
• 3 Ar3ClH Hydrogen chloride – argon (3/1)
• 4 Ar3FH Hydrogen fluoride – argon (3/1)
• 5 Ar3H2O Water – argon (3/1)
• 6 Ar3H2S Hydrogen sulfide – argon (3/1)
• 7 Ar3H3N Ammonia – argon (3/1)
• 8 AsF3 Trifluoroarsine
• 9 AsH3 Arsine
• 10 BF3 Trifluoroborane
• 11 BF3H3N Trifluoroborane – ammonia(1/1)
• 12 BH4Na Sodium tetrahydroborate
• 13 B9H9S 1-Thia-closo-decaborane(9)
• 14 B11H11S 1-Thia-closo-dodecaborane(11)
• 15 BiH3 Bismuthine
• 16 BrClH3P Phosphine – bromine chloride (1/1)
• 17 BrHO3S Sulfur trioxide – hydrogen bromide (1/1)
• 18 BrH3Si Bromosilane
• 19 BrH4N Ammonia – hydrogen bromide (1/1)
• 20 Br2H3P Phosphine – dibromine (1/1)
• 21 CArO4S Carbon monoxide – sulfur trioxide – argon (1/1/1)
• 22 CBrF3 Bromotrifluoromethane
• 23 CCl3NO2 Trichloronitromethane
• 24 CHBF3N Hydrogen – cyanide-trifluoroborane (1/1)
• 25 CHCl3 Trichloromethane
• 26 CHF3 Fluoroforme
• 27 CHNO3S Hydrogen cyanide – sulfur trioxide (1/1)
• 28 CH3Al Methylaluminum
• 29 CH3Br Bromomethane
• 30 CH3Cl Chloromethane
• 31 CH3Cu Methylcopper
• 32 CH3F Fluoromethane
• 33 CH3F3Si Trifluoro(methyl)silane
• 34 CH3I Iodomethane
• 35 CH3K Methylpotassium
• 36 CH3Li Methyllithium
• 37 CH3NO Carbon monoxide – ammonia (1/1)
• 38 CH3NSi Silanecarbonitrile
• 39 CH3Na Methylsodium
• 40 CH3O3Re Methyltrioxorhenium
• 41 CH4 Methane
• 42 CH4Kr Methane – krypton (1/1)
• 43 CH4Xe Methane – xenon (1/1)
• 44 CH6Si Methylsilane
• 45 CO4S Carbon monoxide – sulfur trioxide (1/1)
• 46 C2F3N Trifluoroacetonitrile
• 47 C2H2BF3N2 Hydrogen cyanide – trifluroborane (2/1)
• 48 C2H2N2O3S Hydrogen cyanide – sulfur oxide (2/1)
• 49 C2H3ClFN Acetonitrile – chlorine fluoride (1/1)
• 50 C2H3Cl3 1,1,1-Trichloroethane
• 51 C2H3F3 1,1,1-Trifluoroethane
• 52 C2H3N Acetonitrile
• 53 C2H3NO3S Acetonitrile – sulfur trioxide (1/1)
• 54 C2H3P Ethylidynephosphine
• 55 C2H4N+ Ethylideneammoniumylidene
• 56 C2H4O Methane – carbon monoxide (1/1)
• 57 C2H4Sn Ethynylstannane
• 58 C2H6 Ethane
• 59 C2O2 Carbon monoxide dimer
• 60 C3HF3 3,3,3-Trifluoro-1-propyne
• 61 C3HNO3S 2-Propynenitrile – sulfur trioxide (1/1)
• 62 C3H3F 1-Fluoro-1-propyne
• 63 C3H4 1,2-Propadiene
• 64 C3H4 1-Propyne
• 65 C3H6Ar Cyclopropane – argon (1/1)
• 66 C3H6Kr Cyclopropane – krypton (1/1)
• 67 C3H6Ne Cyclopropane – neon (1/1)
• 68 C3H6S3 1,3,5-Trithiane
• 69 C3H9BF3N N,N-Dimethylmethanamine – trifluoroborane (1/1)
• 70 C3H9ClGe Chlorotrimethylgermane
• 71 C3H9ClSi Chlorotrimethylsilane
• 72 C3H9ClSn Chlorotrimethylstannane
• 73 C3H9F2N N,N-Dimethylmethanamine – difluorine (1/1)
• 74 C3H9ISi Iodotrimethylsilane
• 75 C3H9NO3S N,N-Trimethylmethanamine – sulfur trioxide (1/1)
• 76 C3H10BrN N,N-Trimethylmethanamine – hydrogen bromide (1/1)
• 77 C3H10ClN N,N-Trimethylmethanamine – hydrogen chloride (1/1)
• 78 C3H10FP Trimethylphosphine – hydrogen fluoride (1/1)
• 79 C3H11NS N,N-dimethylmethanamine – hydrogen sulfide (1/1)
• 80 C3H12AlN Trimethylaluminum ammonia (1/1)
• 81 C4BF9O Carbonyltris(trifluoromethyl)boron
• 82 C4F3N 4,4,4-Trifluoro-2-butynenitrile
• 83 C4F10 1,1,1,2,3,3,3-Heptafluoro-2-(trifluoromethyl)propane
• 84 C4HF9 1,1,1,3,3,3-Hexafluoro-2-(trifluoromethyl)propane
• 85 C4H3F3 1,1,1-Trifluoro-2-butyne
• 86 C4H3N 1-Isocyano-1-propyne
• 87 C4H9Br 2-Bromo-2-methylpropane
• 88 C4H9Cl 2-Chloro-2-methylpropane
• 89 C4H9F 2-Fluoro-2-methylpropane
• 90 C4H9F3Si Trimethyl(trifluoromethyl)silane
• 91 C4H9I 2-Iodo-2-methylpropane
• 92 C5F4 1,5,5,5-Tetrafluoro-1,3-pentadiyne
• 93 C5HF3 5,5,5-Trifluoro-1,3-pentadiyne
• 94 C5H3F 1-Fluoro-1,3-pentadiyne
• 95 C5H5In (η5-2-4-Cyclopentadien-1-yl)indium
• 96 C5H5NNiO (η5-2,4-Cyclopentadien-1-yl)nitrosylnickel
• 97 C5H5Tl (η5-2,4-Cyclopentadien-1-yl)thallium
• 98 C5H9N 2-Isocyano-2-methylpropane
• 99 C5H9N 2,2-Dimethylpropanenitrile
• 100 C6H3N 2,4-Hexadiynenitrile
• 101 C6H18BN N,N-Dimethylmethanamine-trimethylborane (1/1)
• 102 C7HF3 7,7,7-Trifluoro-1,3,5-heptatriyne
• 103 C7H3F 1-Fluoro-1,3,5-heptatriyne
• 104 C7H13N 1-Azabicyclo[2.2.2]octane
• 105 C8H3N 2,4,6-Octatriynenitrile
• 106 C9H4 1,3,5,7-Nonatetrayne
• 107 C9H5NbO4 Tetracarbonyl(η5-2,4-cyclopentadien-1-yl)-niobium
• 108 C10H3N 2,4,6,8-Decatetraynenitrile
• 109 C10H15F 1-Fluorotricyclo[3.3.1.1.3,7]decane
• 110 C10MnO10Re Pentacarbonyl(pentacarbonylmanganese)-rhenium
• 111 C11H4 1,3,5,7,9-Undecapentayne
• 112 C12H3N 2,4,6,8,10-Dodecapentaynenitrile
• 113 C12H12Ti (η7-Cycloheptatrienylium)(η5-2,4-cyclopentadien-1-yl)titanium
• 114 C13H4 1,3,5,7,9,11-Tridecahexayne
• 115 C15H4 1,3,5,7,9,11,13-Pentadecaheptayne
• 116 C20H10 Dibenzo[ghi,mno]fluoranthene
• 117 ClFO3 Perchloryl fluoride
• 118 ClF4N Trifluoramine-chlorine fluoride (3/1)
• 119 ClHO3S Sulfur trioxide – hydrogen chloride (1/1)
• 120 ClH3IN Iodine chloride – ammonia (1/1)
• 121 ClH3IP Iodine chloride – phosphine (1/1)
• 122 ClH3Si Chlorosilane
• 123 ClH4N Ammonia – hydrogen chloride (1/1)
• 124 ClH4P Phosphine – hydrogen chloride (1/1)
• 125 FHO3S Sulfur trioxide-hydrogen fluoride (1/1)
• 126 FH3Si Fluorosilane
• 127 F3HSi Trifluorosilane
• 128 F3N Trifluoramine
• 129 F3P Trifluorophosphine
• 130 GeH4 Germane
• 131 H3 Trihydrogen(1+) ion
• 132 H3KrN Ammonia – krypton (1/1)
• 133 H3N Ammonia
• 134 H3NNe Ammonia – neon (1/1)
• 135 H3NNe3 Ammonia – neon (1/3)
• 136 H3NO3S Sulfur trioxide – ammonia (1/1)
• 137 H3N3 Ammonia – dinitrogen (1/1)
• 138 H3O+ Oxonium
• 139 H3OP Phosphine oxide
• 140 H3P Phosphine
• 141 H3S+ Sulfonium
• 142 H3Sb Stibine
• 143 H6O3 Water trimer
• 144 H8O4 Water tetramer
• 145 H10O5 Water pentamer
• 146 N2O3S Dinitrogen – sulfur trioxide (1/1)
• 147 O3S Sulfur trioxide