Carbon Chains

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Name of straight chain Number of C atoms Number of isomers[3][4] Number of isomers including stereoisomers[3][5] Molecular Formula Synonyms
Methane111CH4methyl hydride; natural gas
Ethane211C2H6dimethyl; ethyl hydride; methyl methane
Propane311C3H8dimethyl methane; propyl hydride
n-butane422C4H10butyl hydride; methylethyl methane
n-pentane533C5H12amyl hydride; Skellysolve A
n-hexane655C6H14dipropyl; Gettysolve-B; hexyl hydride; Skellysolve B
n-heptane7911C7H16dipropyl methane; Gettysolve-C; heptyl hydride; Skellysolve C
n-octane81824C8H18dibutyl; octyl hydride
n-nonane93555C9H20nonyl hydride; Shellsol 140
n-decane1075136C10H22decyl hydride
n-undecane11159345C11H24hendecane
n-dodecane12355900C12H26adakane 12; bihexyl; dihexyl; duodecane
n-tridecane138022412C13H28 
n-tetradecane1418586563C14H30 
n-pentadecane15434718127C15H32 
n-hexadecane161035950699C16H34cetane
n-heptadecane1724894143255C17H36 
n-octadecane1860523408429C18H38 
n-nonadecane191482841173770C19H40 
n-icosane203663193396844C20H42didecyl icosane
n-henicosane219107269892302C21H44henicosane
n-docosane22227865828972080C22H46 
n-tricosane23573158085289390C23H48 
n-tetracosane2414490245252260276C24H50tetrakosane
n-pentacosane2536797588749329719C25H52paraffin wax[dubious – discuss]
n-hexacosane26938394122234695030C26H54cerane; hexeikosane
n-heptacosane272402158036688893605C27H56 
n-octacosane2861710561420089296554C28H58 
n-nonacosane29159050712160526543480C29H60 
n-triacontane304111846763182896187256C30H62 
n-hentriacontane3110660307791554188210352C31H64untriacontane
n-dotriacontane32277112537691683557607211C32H66dicetyl
n-tritriacontane33722140886605126819371356C33H68 
n-tetratriacontane3418862623613915647855317080C34H70 
n-pentatriacontane3549378295290247862049187447C35H72 
n-hexatriacontane361295297588128146691564302648C36H74 
n-heptatriacontane373404490780161450451875783866C37H76 
n-octatriacontane3889647474745951385724615285940C38H78 
n-nonatriacontane39236474789339694270217915878400C39H80 
n-tetracontane406248180114734113180446189326100C40H82 
n-hentetracontane4116535145553578240745751356421800C41H84 
n-dotetracontane42438242894769226126146261761339000C42H86 
n-tritetracontane431163169707886420391089580997271000C43H88 
n-tetratetracontane4430914610118368501214115357550050000C44H90 
n-pentatetracontane4582271623722212003773978539594430000C45H92 
n-hexatetracontane46219218340866834001.17454674499017×1019C46H94 
n-heptatetracontane47584818066219870003.65973634249825×1019C47H96 
n-octatetracontane481561923664745900001.14160680977903×1020C48H98 
n-nonatetracontane494176124007653820003.56492605035317×1020C49H100 
n-pentacontane5011177436517469500001.11437894744930×1021C50H102 
n-henpentacontane5129946641799673700003.48695195511947×1021C51H104 
n-dopentacontane5280310817805352900001.09212674104354×1022C52H106 
n-tripentacontane532.15577719135726×10193.42372129990732×1022C53H108 
n-tetrapentacontane545.79191808731484×10191.07425456458975×1023C54H110 
n-pentapentacontane551.55745431857550×10203.37353654348452×1023C55H112 
n-hexapentacontane564.19149571193412×10201.06027803437626×1024C56H114 
n-heptapentacontane571.12893957836133×10213.33501408819192×1024C57H116 
n-octapentacontane583.04304357190683×10211.04980159528436×1025C58H118 
n-nonapentacontane598.20861536686375×10213.30702230705762×1025C59H120 
n-hexacontane602.21587345357704×10221.04250134336061×1026C60H122 
n-henhexacontane615.98580978477069×10223.28863382009164×1026C61H124 
n-dohexacontane621.61805725349297×10231.03811173709570×1027C62H126 
n-trihexacontane634.37671691526159×10233.27908841257682×1027C63H128 
n-tetrahexacontane641.18461618538531×10241.03641522884615×1028C64H130 
n-pentahexacontane653.20828506618148×10243.27776398697850×1028C65H132 
n-hexahexacontane668.69413071202487×10241.03723411195159×1029C66H134 
n-heptahexacontane672.35737961344482×10253.28415364073692×1029C67H136 
n-octahexacontane686.39551595273481×10251.04042406553793×1030C68H138 
n-nonahexacontane691.73603007393950×10263.29784745978795×1030C69H140 
n-heptacontane704.71484798515330×10261.04586901217870×1031C70H142 
n-henheptacontane711.28115131576464×10273.31851797512264×1031C71H144 
n-doheptacontane723.48296574914069×10271.05347699979053×1032C72H146 
n-triheptacontane739.47344738680449×10273.34590848928408×1032C73H148 
n-tetraheptacontane742.57793062389544×10281.06317688936105×1033C74H150 
n-pentaheptacontane757.01832115122141×10283.37982367012913×1033C75H152 
n-hexaheptacontane761.91156381393249×10291.07491568187130×1034C76H154 
n-heptaheptacontane775.20874195248907×10293.42012195021483×1034C77H156 
n-octaheptacontane781.41990891534395×10301.08865635628610×1035C78H158 
n-nonaheptacontane793.87228257513701×10303.46670937556328×1035C79H160 
n-octacontane801.05644769069467×10311.10437611939016×1036C80H162 
n-henoctacontane812.88336094362773×10313.51953462699296×1036C81H164 
n-dooctacontane827.87255854643910×10311.12206499012211×1037C82H166 
n-trioctacontane832.15027809474797×10323.57858499756067×1037C83H168 
n-tetraoctacontane845.87531723826577×10321.14172465774427×1038C84H170 
n-pentaoctacontane851.60591377849471×10333.64388315587311×1038C85H172 
n-hexaoctacontane864.39100290809332×10331.16336756600997×1039C86H174 
n-heptaoctacontane871.20102579077569×10343.71548456067735×1039C87H176 
n-octaoctacontane883.28612955581209×10341.18701618541837×1040C88H178 
n-nonaoctacontane898.99409590248916×10343.79347541983580×1040C89H180 
n-nonacontane902.46245150242821×10351.21270244338682×1041C90H182 
n-hennonacontane916.74391606297983×10353.87797110845861×1041C91H184 
n-dononacontane921.84751504801261×10361.24046728824609×1042C92H186 
n-trinonacontane935.06281811212116×10363.96911497803001×1042C93H188 
n-tetranonacontane941.38778575295845×10371.27036036776471×1043C94H190 
n-pentanonacontane953.80518360708038×10374.06707750189460×1043C95H192 
n-hexanonacontane961.04363664561059×10381.30243980672744×1044C96H194 
n-heptanonacontane972.86312976836850×10384.17205571326637×1044C97H196 
n-octanonacontane987.85684759853088×10381.33677207115080×1045C98H198 
n-nonanonacontane992.15659631984508×10394.28427290059784×1045C99H200 
n-hectane1005.92107203812581×10391.37343190918329×1047C100H202 
n-henihectane1011.62607500143337×1040 C101H204 
n-dohectane1024.46670631687268×1040 C102H206 
n-trihectane1031.22726610195426×1041 C103H208 
n-tetrahectane1043.37281538963752×1041 C104H210 
n-pentahectane1059.27143441542280×1041 C105H212 
n-hexahectane1062.54917652030591×1042 C106H214 
n-heptahectane1077.01051065630088×1042 C107H216 
n-octahectane1081.92838773361102×1043 C108H218 
n-nonahectane1095.30557278101059×1043 C109H220 
n-decahectane1101.46002972524313×1044 C110H222 
n-undecahectane1114.01865724190509×1044 C111H224 
n-dodecahectane1121.10633962543222×1045 C112H226 
n-tridecahectane1133.04636987596851×1045 C113H228 
n-tetradecahectane1148.38999942017075×1045 C114H230 
n-pentadecahectane1152.31113265930118×1046 C115H232 
n-hexadecahectane1166.36751554673601×1046 C116H234 
n-heptadecahectane1171.75467195960063×1047 C117H236 
n-octadecahectane1184.83616671898832×1047 C118H238 
n-nonadecahectane1191.33316731232142×1048 C119H240 
n-icosahectane1203.67574018395043×1048 C120H242