# List of compounds with carbon number 9

This is a partial list of molecules that contain 9 carbon atoms.
| Chemical formula | Synonyms | CAS number |
| C$_9$HF$_{17}$O$_2$ | perfluorononanoic acid | 375-95-1 |
| C$_9$H$_2$Cl$_6$O$_3$ | chlorendic anhydride | 115-27-5 |
| C$_9$H$_4$Cl$_3$NO$_2$S | folpet | 133-07-3 |
| C$_9$H$_4$Cl$_8$O | isobenzan | 297-78-9 |
| C$_9$H$_4$O$_5$ | trimellitic anhydride | 552-30-7 |
| C$_9$H$_5$BrCrO$_3$ | bromobenzenechromium tricarbonyl | 12082-02-9 |
| C$_9$H$_5$CrFO$_3$ | fluorobenzenechromium tricarbonyl | 12082-05-2 |
| C$_9$H$_5$CrIO$_3$ | iodobenzenechrornium tricarbonyl | 12082-06-3 |
| C$_9$H$_5$F$_{13}$O$_2$ | ethyl perfluoroheptanoate | 41430-70-0 |
| C$_9$H$_5$O$_4$V | cyclopentadienylvanadiumtetracarbonyl | 12108-04-2 |
| C$_9$H$_6$Cl$_2$N$_2$O$_3$ | methazole | 20354-26-1 |
| C$_9$H$_6$Cl$_5$NO$_2$ | pentachlorophenyl dimethyl carbamate | 90418-41-0 |
| C$_9$H$_6$Cl$_6$O$_3$S | endosulfan 1 | 19595-59-6 |
| C$_9$H$_6$Cl$_6$O$_3$S | endosulfan 2 | 19670-15-6 |
| C$_9$H$_6$Cl$_6$O$_3$S | endosulfan | 115-29-7 |
| C$_9$H$_6$Cl$_6$O$_3$S | endosulfan i | 959-98-8 |
| C$_9$H$_6$Cl$_6$O$_3$S | endosulfan ii | 33213-65-9 |
| C$_9$H$_6$Cl$_6$O$_4$S | endosulfan sulfate | 1031-07-8 |
| C$_9$H$_6$Cl$_8$ | chlorbicyclen | 2550-75-6 |
| C$_9$H$_6$CrO$_2$S | benzene chromium dicarbonyl thiocarbonyl | 63356-86-5 |
| C$_9$H$_6$FeO$_4$ | cyclobutadienyl methyl ketone iron tricarbonyl | 52445-09-7 |
| C$_9$H$_6$O | Several compounds | – |
| C$_9$H$_6$O$_2$ | coumarin | 91-64-5 |
| C$_9$H$_6$O$_2$ | phenylpropiolic acid | 637-44-5 |
| C$_9$H$_6$O$_3$ | homophthalic anhydride | 703-59-3 |
| C$_9$H$_6$O$_4$ | ninhydrin | 485-47-2 |
| C$_9$H$_7$ | indenyl radical | 71551-80-9 |
| C$_9$H$_7$ClO$_3$ | acetylsalicyloyl chloride | 5538-51-2 |
| C$_9$H$_7$CrNO$_3$ | aniline chromium tricarbonyl | 12108-11-1 |
| C$_9$H$_7$Cu | copper benzylacetylenide | 66582-10-3 |
| C$_9$H$_7$N | isoquinoline | 119-65-3 |
| C$_9$H$_7$N | quinoline | 91-22-5 |
| C$_9$H$_7$NOS | phenacyl thiocyanate | 5399-30-4 |
| C$_9$H$_7$N$_3$S | tricyclazole | 41814-78-2 |
| C$_9$H$_7$P | isophosphinoline | 253-37-2 |
| C$_9$H$_8$ | indene | 95-13-6 |
| C$_9$H$_8$Cl$_3$NO$_2$S | captan | 133-06-2 |
| C$_9$H$_8$N$_2$O$_2$ | pemoline | 2152-34-3 |
| C$_9$H$_8$O | cinnamylaldehyde | 104-55-2 |
| C$_9$H$_8$O$_2$ | cinnamic acid | 140-10-3 |
| C$_9$H$_8$O$_2$S | phenyl propargyl sulfone | 2525-40-8 |
| C$_9$H$_8$O$_3$ | Several molecules | – |
| C$_9$H$_8$O$_4$ | monomethyl terephthalate | 1679-64-7 |
| C$_9$H$_8$S | phenyl propargyl sulfide | 5651-88-7 |
| C$_9$H$_9$Br | cinnamyl bromide | 4392-24-9 |
| C$_9$H$_9$ClO | benzenepropanoyl chloride | 645-45-4 |
| C$_9$H$_9$Cl$_2$NO$_2$ | diloxanide | 579-38-4 |
| C$_9$H$_9$Cl$_2$N$_3$ | clonidine | 4205-90-7 |
| C$_9$H$_9$F$_5$OSi | methanol dnpfps | 23761-74-2 |
| C$_9$H$_9$FeP | phosphaferrocene | 63287-55-8 |
| C$_9$H$_9$N | benzenepropanenitrile | 645-59-0 |
| C$_9$H$_9$NO | benzylidene acetamide | 621-79-4 |
| C$_9$H$_9$NO | cinnamaldehyde oxime | 13372-81-1 |
| C$_9$H$_9$NO$_3$ | malonanilic acid | 15580-32-2 |
| C$_9$H$_9$NO$_3$ | salacetamide | 487-48-9 |
| C$_9$H$_9$N$_3$O$_2$S$_2$ | sulfathiazole | 72-14-0 |
| C$_9$H$_{10}$ | indane | 496-11-7 |
| C$_9$H$_{10}$NO$_3$PS | cyanophos | 2636-26-2 |
| C$_9$H$_{10}$N$_2$O$_2$ | phenacemide | 63-98-9 |
| C$_9$H$_{10}$N$_2$O$_4$ | dinitromesitylene | 608-50-4 |
| C$_9$H$_{10}$N$_2$S | etisazole | 7716-60-1 |
| C$_9$H$_{10}$O | benzyl methyl ketone | 103-79-7 |
| C$_9$H$_{10}$O | ethylbenzaldehyde | 53951-50-1 |
| C$_9$H$_{10}$O | hydratropaldehyde | 34713-70-7 |
| C$_9$H$_{10}$O | isochroman | 493-05-0 |
| C$_9$H$_{10}$O$_2$ | benzyl ethanoate | 140-11-4 |
| C$_9$H$_{10}$O$_2$ | phenyl ethyl formate | 104-62-1 |
| C$_9$H$_{10}$O$_3$ | ethylparaben | 120-47-8 |
| C$_9$H$_{10}$O$_3$ | methyl mandelate | 4358-87-6 |
| C$_9$H$_{10}$O$_3$ | methyltetrahydrophthalic anhydride | 26590-20-5 |
| C$_9$H$_{10}$O$_3$ | tropic acid | 529-64-6 |
| C$_9$H$_{10}$O$_3$S | phenyl sulfonyl acetone | 5000-44-2 |
| C$_9$H$_{10}$O$_4$ | flopropione | 2295-58-1 |
| C$_9$H$_{10}$O$_5$ | syringic acid | 530-57-4 |
| C$_9$H$_{10}$S | allylphenyl sulfide | 5296-64-0 |
| C$_9$H$_{10}$S | cyclopropyl phenyl sulfide | 14633-54-6 |
| C$_9$H$_{10}$S | isothiochroman | 4426-75-9 |
| C$_9$H$_{10}$S | thiochroman | 2054-35-5 |
| C$_9$H$_{11}$ClO$_3$ | chlorphenesin | 104-29-0 |
| C$_9$H$_{11}$Cl$_2$FN$_2$O$_2$S$_2$ | dichlofluanid | 1085-98-9 |
| C$_9$H$_{11}$Cl$_2$O$_3$PS | tolclofos methyl | 57018-04-9 |
| C$_9$H$_{11}$NO$_2$ | ammonium cinnamate | 25459-05-6 |
| C$_9$H$_{11}$NO$_2$ | ethenzamide | 938-73-8 |
| C$_9$H$_{11}$NO$_2$ | isopropyl nicotinate | 553-60-6 |
| C$_9$H$_{11}$NO$_2$ | metolcarb | 1129-41-5 |
| C$_9$H$_{11}$NO$_3$ | styramate | 94-35-9 |
| C$_9$H$_{11}$NO$_3$ | tyrosine | 60-18-4 |
| C$_9$H$_{11}$NO$_4$ | levodopa | 59-92-7 |
| C$_9$H$_{11}$NS$_2$ | pheny dithiocarbimidoic acid dimethyl ester | 18805-23-7 |
| C$_9$H$_{12}$ | tetravinylmethane | 20685-34-1 |
| C$_9$H$_{12}$ClO$_2$PS$_3$ | methyl carbophenothion | 953-17-3 |
| C$_9$H$_{12}$ClO$_4$P | heptenophos | 23560-59-0 |
| C$_9$H$_{12}$NO$_5$PS | fenitrothion | 122-14-5 |
| C$_9$H$_{12}$NO$_6$P | fenitrothion oxon | 2255-17-6 |
| C$_9$H$_{12}$N$_2$O$_6$ | uridine | 58-96-8 |
| C$_9$H$_{12}$N$_4$O$_3$ | tetramethyluric acid | 2309-49-1 |
| C$_9$H$_{12}$O | propoxybenzene | 622-85-5 |
| C$_9$H$_{12}$O$_2$ | benzaldehyde dimethyl acetal | 1125-88-8 |
| C$_9$H$_{12}$O$_2$ | trimethylhydroquinone | 700-13-0 |
| C$_9$H$_{12}$O$_3$ | homovanillyl alcohol | 2380-78-1 |
| C$_9$H$_{12}$S | benzenepropanethiol | 24734-68-7 |
| C$_9$H$_{12}$Se | isopropyl selenobenzene | 22233-89-2 |
| C$_9$H$_{13}$BrN$_2$O$_2$ | bromacil | 314-40-9 |
| C$_9$H$_{13}$ClN$_2$O$_2$ | terbacil | 5902-51-2 |
| C$_9$H$_{13}$ClN$_6$ | cyanazine | 21725-46-2 |
| C$_9$H$_{13}$N | amphetamine | 300-62-9 |
| C$_9$H$_{13}$N | benzenepropanamine | 2038-57-5 |
| C$_9$H$_{13}$N | dextroamphetamine | 51-64-9 |
| C$_9$H$_{13}$NO | phenylpropanolamine | 492-41-1 |
| C$_9$H$_{13}$NO$_2$ | acetyldicyclopropyl ketoxime | 94115-41-0 |
| C$_9$H$_{13}$NO$_2$ | cyclohexyl cyanoacetate | 52688-11-6 |
| C$_9$H$_{13}$NO$_2$ | ethinamate | 126-52-3 |
| C$_9$H$_{13}$NO$_2$ | pyrithyldione | 77-04-3 |
| C$_9$H$_{13}$NO$_2$ | veratrylamine | 5763-61-1 |
| C$_9$H$_{13}$NO$_5$ | diethyl isocyanato succinate | 17046-24-1 |
| C$_9$H$_{13}$N$_2$O$_2$ | pyridostigmine | 155-97-5 |
| C$_9$H$_{13}$N$_3$O | iproniazid | 54-92-2 |
| C$_9$H$_{13}$N$_3$O$_2$ | amisometradine | 550-28-7 |
| C$_9$H$_{13}$N$_3$O$_4$ | deoxycytidine | 951-77-9 |
| C$_9$H$_{13}$N$_3$O$_5$ | cytidine | 65-46-3 |
| C$_9$H$_{14}$ | allylidenecyclohexane | 5664-10-8 |
| C$_9$H$_{14}$ | apopinene | 32863-61-9 |
| C$_9$H$_{14}$ | cyclononyne | 6573-52-0 |
| C$_9$H$_{14}$ | santen | 529-16-8 |
| C$_9$H$_{14}$ClNO | phenylpropanolamine hydrochloride | 53631-70-2 |
| C$_9$H$_{14}$ClN$_5$ | cyprazine | 22936-86-3 |
| C$_9$H$_{14}$Cl$_2$O$_2$ | azelaoyl chloride | 123-98-8 |
| C$_9$H$_{14}$Ge | trimethylphenylgermanium | 1626-00-2 |
| C$_9$H$_{14}$N$_2$ | azeleonitrile | 1675-69-0 |
| C$_9$H$_{14}$N$_2$O | phenoxypropazine | 3818-37-9 |
| C$_9$H$_{14}$N$_4$O$_3$ | nimorazole | 6506-37-2 |
| C$_9$H$_{14}$O | cyclopentylethynylmethyl carbinol | 100144-29-4 |
| C$_9$H$_{14}$O | nopinone | 24903-95-5 |
| C$_9$H$_{14}$O | sabina ketone | 513-20-2 |
| C$_9$H$_{14}$O$_3$ | methyldicyclopropylglycolate | 100144-93-2 |
| C$_9$H$_{14}$O$_4$ | carbisopropoxy methyl methacrylate | 23684-11-9 |
| C$_9$H$_{14}$O$_4$ | diethyl ethylidenemalonate | 1462-12-0 |
| C$_9$H$_{14}$O$_4$ | diethyl glutaconate | 2049-67-4 |
| C$_9$H$_{14}$O$_4$ | diethylitaconate | 2409-52-1 |
| C$_9$H$_{14}$Si | benzyldimethylsilane | 1631-70-5 |
| C$_9$H$_{15}$BrN$_2$O$_3$ | acetylcarbromal | 77-66-7 |
| C$_9$H$_{15}$Cl$_3$O$_2$ | heptyl trichloroacetate | 65611-31-6 |
| C$_9$H$_{15}$NO | diallylaminoacetone | 73813-61-3 |
| C$_9$H$_{16}$ | allyl cyclohexane | 2114-42-3 |
| C$_9$H$_{16}$ | cyclononene | 3618-11-9 |
| C$_9$H$_{16}$ | ethylidenecycloheptane | 10494-87-8 |
| C$_9$H$_{16}$ | methylenecyclooctane | 3618-18-6 |
| C$_9$H$_{16}$ClN$_5$ | terbuthylazine | 5915-41-3 |
| C$_9$H$_{16}$Cl$_2$O$_2$ | heptyl dichloroacetate | 83004-97-1 |
| C$_9$H$_{16}$N$_2$O$_2$ | acetylimidazole diethyl acetal | 111456-84-9 |
| C$_9$H$_{16}$N$_2$O$_2$ | apronal | 528-92-7 |
| C$_9$H$_{16}$N$_4$OS | tebuthiuron | 34014-18-1 |
| C$_9$H$_{16}$O | cyclononanone | 3350-30-9 |
| C$_9$H$_{16}$O | cyclooctanecarboxaldehyde | 6688-11-5 |
| C$_9$H$_{16}$O | nonenone | 68678-89-7 |
| C$_9$H$_{16}$O$_2$ | butyl angelate | 7785-64-0 |
| C$_9$H$_{16}$O$_2$ | cyclohexanepropanoic acid | 701-97-3 |
| C$_9$H$_{16}$O$_2$ | cyclohexyl propionate | 6222-35-1 |
| C$_9$H$_{16}$O$_2$ | ethyl cyclohexanecarboxylate | 3289-28-9 |
| C$_9$H$_{16}$O$_2$ | isobutyl angelate | 7779-81-9 |
| C$_9$H$_{16}$O$_2$ | methylcyclohexylacetate | 14352-61-5 |
| C$_9$H$_{16}$O$_2$ | nonalactone | 6008-27-1 |
| C$_9$H$_{16}$O$_3$ | acetoacetic acid isoamyl ester | 2308-18-1 |
| C$_9$H$_{16}$O$_4$ | nonanedioic acid | 123-99-9 |
| C$_9$H$_{17}$BrO$_2$ | heptyl bromoacetate | 18991-99-6 |
| C$_9$H$_{17}$ClO | nonanoyl chloride | 764-85-2 |
| C$_9$H$_{17}$ClO$_2$ | heptyl chloroacetate | 34589-22-5 |
| C$_9$H$_{17}$N | nonanenitrile | 2243-27-8 |
| C$_9$H$_{17}$NO$_8$ | neuraminic acid | 114-04-5 |
| C$_9$H$_{17}$NOS | molinate | 2212-67-1 |
| C$_9$H$_{17}$O$_2$Tl | thallium nonanoate | 34244-92-3 |
| C$_9$H$_{18}$ | cyclononane | 293-55-0 |
| C$_9$H$_{18}$ | ethylcycloheptane | 13151-55-8 |
| C$_9$H$_{18}$B$_2$O$_6$ | trimethylene borate | 20905-35-5 |
| C$_9$H$_{18}$ClN | granatane hydrochoride | 49656-52-2 |
| C$_9$H$_{18}$N$_2$O$_2$S | thiofanox | 39196-18-4 |
| C$_9$H$_{18}$N$_6$ | altretamine | 645-05-6 |
| C$_9$H$_{18}$O | cycloheptaneethanol | 4480-98-2 |
| C$_9$H$_{18}$O | cyclooctanemethanol | 3637-63-6 |
| C$_9$H$_{18}$O | nonanal | 124-19-6 |
| C$_9$H$_{18}$O$_2$ | amyl butanoate | 540-18-1 |
| C$_9$H$_{18}$O$_2$ | isobutyl pivalate | 5129-38-4 |
| C$_9$H$_{18}$O$_2$ | nonanoic acid | 112-05-0 |
| C$_9$H$_{18}$O$_2$ | propyl caproate | 626-77-7 |
| C$_9$H$_{19}$N | allyldipropylamine | 5666-19-3 |
| C$_9$H$_{19}$N | cycloheptaneethylamine | 4448-84-4 |
| C$_9$H$_{19}$N | isometheptene | 503-01-5 |
| C$_9$H$_{19}$NO | nonamide | 1120-07-6 |
| C$_9$H$_{19}$NO$_4$ | dexpanthelol | 81-13-0 |
| C$_9$H$_{20}$ | nonane | 111-84-2 |
| C$_9$H$_{20}$FO$_2$P | heptyl ethylphosphonofluoridate | 162085-85-0 |
| C$_9$H$_{20}$N$_2$S$_2$ | diethylammonium diethyldithiocarbamate | 1518-58-7 |
| C$_9$H$_{20}$O | isononanol | 27458-94-2 |
| C$_9$H$_{20}$O | nonanol | 28473-21-4 |
| C$_9$H$_{20}$O$_2$ | diisobutoxymethane | 2568-91-4 |
| C$_9$H$_{20}$O$_4$ | tripropylene glycol | 1638-16-0 |
| C$_9$H$_{20}$O$_4$ | tetraethoxymethane | 78-09-1 |
| C$_9$H$_{20}$O$_5$ | tetraethyleneglycol monomethylether | 23783-42-8 |
| C$_9$H$_{21}$Al | tripropylaluminium | 102-67-0 |
| C$_9$H$_{21}$AlO$_3$ | aluminium isopropoxide | 555-31-7 |
| C$_9$H$_{21}$BO$_2$ | nonyl boric acid | 3088-78-6 |
| C$_9$H$_{21}$ClSi | triisopropylsilyl chloride | 13154-24-0 |
| C$_9$H$_{21}$N | diethylpentylamine | 2162-91-6 |
| C$_9$H$_{21}$O$_3$P | tripropyl phosphite | 923-99-9 |
| C$_9$H$_{21}$O$_4$P | tripropyl phosphate | 513-08-6 |
| C$_9$H$_{21}$PS$_3$ | propyl phosphorotrithioite | 869-56-7 |
| C$_9$H$_{22}$OSi | propyloxytriethylsilane | 17841-44-0 |
| C$_9$H$_{22}$O$_4$P$_2$S$_4$ | ethion | 563-12-2 |
| C$_9$H$_{22}$Si | triisopropylsilane | 6485-79-6 |
| C$_9$H$_{22}$Si | tripropylsilane | 998-29-8 |
| C$_9$H$_{23}$N$_3$ | PMDTA | 3030-47-5 |