CAS number index

CAS numbers starting with 51

3,648 chemicals have a CAS number that starts with 51. They are listed in CAS order.

Showing 1 to 100 of 3,648 chemicals

CAS numberChemical nameFormulaMol. weight

51-01-42,4-Bis(acetyloxy)benzoic acidC₁₁H₁₀O₆238.19
51-02-5Pronetalol hydrochlorideC₁₅H₂₀ClNO265.78
51-03-6Piperonyl butoxideC₁₉H₃₀O₅338.44
51-05-8Procaine hydrochlorideC₁₃H₂₁ClN₂O₂272.78
51-06-9ProcainamideC₁₃H₂₁N₃O235.33
51-09-24-Amino-N-[2-(morpholin-4-yl)ethyl]benzamideC₁₃H₁₉N₃O₂249.31
51-12-7NialamideC₁₆H₁₈N₄O₂298.35
51-14-9SesamexC₁₅H₂₂O₆298.33
51-15-0Pralidoxime chlorideC₇H₉ClN₂O172.62
51-16-12-Aminopurine nitrateC₅H₆N₆O₃198.14
51-17-2BenzimidazoleC₇H₆N₂118.14
51-18-3TriethylenemelamineC₉H₁₂N₆204.24
51-19-42-Aminophenol hydrochlorideC₆H₈ClNO145.59
51-20-75-BromouracilC₄H₃BrN₂O₂190.98
51-21-85-FluorouracilC₄H₃FN₂O₂130.08
51-24-1TiratricolC₁₄H₉I₃O₄621.93
51-26-33,3',5-Triiodothyropropionic acidC₁₅H₁₁I₃O₄635.96
51-28-52,4-DinitrophenolC₆H₄N₂O₅184.11
51-30-9(±)-Isoproterenol hydrochlorideC₁₁H₁₈ClNO₃247.72
51-31-0LevisoprenalineC₁₁H₁₇NO₃211.26
51-34-3Boro-scopolC₁₇H₂₁NO₄303.36
51-35-4L-HydroxyprolineC₅H₉NO₃131.13
51-36-53,5-Dichlorobenzoic acidC₇H₄Cl₂O₂191.01
51-38-7Benzoic acid, 4-hydroxy-3,5-diiodo-, butyl esterC₁₁H₁₂I₂O₃446.02
51-39-83,4,5-Trichlorobenzoic acidC₇H₃Cl₃O₂225.46
51-40-1(-)-Norepinephrine (+)-bitartrateC₁₂H₁₇NO₉319.27
51-41-2NorepinephrineC₈H₁₁NO₃169.18
51-42-3Epinephrine bitartrateC₁₃H₁₉NO₉333.29
51-43-4EpinephrineC₉H₁₃NO₃183.21
51-44-53,4-Dichlorobenzoic acidC₇H₄Cl₂O₂191.01
51-45-6HistamineC₅H₉N₃111.15
51-46-71,3,6,8-Tetraazatricyclo[4.4.1.13,8]dodecaneC₈H₁₆N₄168.24
51-48-9ThyroxineC₁₅H₁₁I₄NO₄776.87
51-49-0D-ThyroxineC₁₅H₁₁I₄NO₄776.87
51-50-3N-(2-Chloroethyl)dibenzylamineC₁₆H₁₈ClN259.78
51-52-5PropylthiouracilC₇H₁₀N₂OS170.24
51-55-8Npc209773C₁₇H₂₃NO₃289.38
51-56-9Homatropine hydrobromideC₁₆H₂₂BrNO₃356.26
51-57-0(+)-Methamphetamine hydrochlorideC₁₀H₁₆ClN185.70
51-59-2N-Acetyl-5-aminosalicylic acidC₉H₉NO₄195.17
51-60-5Neostigmine methylsulfateC₁₃H₂₂N₂O₆S334.39
51-61-6DopamineC₈H₁₁NO₂153.18
51-62-7Levamfetamine sulfateC₁₈H₂₈N₂O₄S368.50
51-64-9DextroamphetamineC₉H₁₃N135.21
51-65-0p-FluorophenylalanineC₉H₁₀FNO₂183.18
51-66-1N-(4-Methoxyphenyl)acetamideC₉H₁₁NO₂165.19
51-67-2TyramineC₈H₁₁NO137.18
51-68-3MeclofenoxateC₁₂H₁₆ClNO₃257.72
51-71-8PhenelzineC₈H₁₂N₂136.20
51-72-9p-(Methylamino)phenol sulphateC₇H₁₁NO₅S221.23
51-73-01,1'-(2-Butyne-1,4-diyl)bis(pyrrolidine)C₁₂H₂₀N₂192.31
51-74-1Histamine phosphateC₅H₁₅N₃O₈P₂307.14
51-75-2MechlorethamineC₅H₁₁Cl₂N156.06
51-77-4GefarnateC₂₇H₄₄O₂400.65
51-78-54-Aminophenol hydrochlorideC₆H₈ClNO145.59
51-79-6Carbamic acid, ethyl esterC₃H₇NO₂89.09
51-80-9N,N,N',N'-TetramethylmethanediamineC₅H₁₄N₂102.18
51-81-03-Aminophenol hydrochlorideC₆H₈ClNO145.59
51-83-2CarbacholC₆H₁₅ClN₂O₂182.65
51-84-3AcetylcholineC₇H₁₆NO₂+146.21
51-85-4CystamineC₄H₁₂N₂S₂152.29
51-92-3TetramethylammoniumC₄H₁₂N+74.15
51-93-4Trimethylethylammonium iodideC₅H₁₄IN215.08
51-98-9Norethisterone acetateC₂₂H₂₈O₃340.46
510-13-4Malachite Green carbinolC₂₃H₂₆N₂O346.47
510-15-6ChlorobenzilateC₁₆H₁₄Cl₂O₃325.19
510-18-9(3S,4S,5R)-3-Acetyl-5-(acetyloxy)dihydro-3,4-dimethyl-2(3H)-furanoneC₁₀H₁₄O₅214.22
510-20-3Malonic acid, diethyl-C₇H₁₂O₄160.17
510-22-5VoacangineC₂₂H₂₈N₂O₃368.48
510-30-5Echinocystic acidC₃₀H₄₈O₄472.71
510-35-0(AlphaS,1R,3aS,4R,5S,7aS)-octahydro-alpha,3a,5-trimethyl-6,8-dioxo-1,4-methano-1H-indene-1-acetic acidC₁₅H₂₀O₄264.32
510-39-4Maleopimaric acidC₂₄H₃₂O₅400.51
510-50-9Gibberellin A3 methyl esterC₂₀H₂₄O₆360.41
510-53-2(±)-3-Methoxy-17-methylmorphinanC₁₈H₂₅NO271.40
510-61-2PauliosideC₃₀H₄₄O₈532.67
510-64-519-HydroxyandrostenedioneC₁₉H₂₆O₃302.41
510-67-8CrinineC₁₆H₁₇NO₃271.32
510-69-0(+)-VittatineC₁₆H₁₇NO₃271.32
510-74-78-(3-(4-Fluorophenoxy)propyl)-1-phenyl-1,3,8-triazaspiro(4.5)decan-4-oneC₂₂H₂₆FN₃O₂383.47
510-75-8Gibberellin A7C₁₉H₂₂O₅330.38
510-77-0NarwedineC₁₇H₁₉NO₃285.34
510-90-7Buthalital sodiumC₁₁H₁₅N₂NaO₂S262.31
5100-00-5N-BenzylcinnamamideC₁₆H₁₅NO237.30
5100-34-5Ethyl 3-isocyanatopropanoateC₆H₉NO₃143.14
5100-36-7Ethyl 6-isocyanatohexanoateC₉H₁₅NO₃185.22
5100-58-3Ethyl (1,2,3,4-tetrahydroquinolin-2-yl)acetateC₁₃H₁₇NO₂219.28
5100-98-13-Chloro-2-iodotolueneC₇H₆ClI252.48
51000-52-3Vinyl neodecanoateC₁₂H₂₂O₂198.31
51003-81-7N,N-Dimethyl-6-propyl-2H,5H-indeno(5,6-d)(1,3)dioxol-5-amine hydrochlorideC₁₅H₂₀ClNO₂281.78
51004-12-72-(2-Methylidenecyclopentyl)acetonitrileC₈H₁₁N121.18
51005-44-8MinecosideC₂₅H₃₀O₁₃538.50
51007-38-62,3-EpoxyoctanalC₈H₁₄O₂142.20
51009-65-55-(4-Diethylamino-benzylidene)-2-thioxo-imidazolidin-4-oneC₁₄H₁₇N₃OS275.38
5101-27-91-PhenylpyreneC₂₂H₁₄278.35
5101-44-02-EthynylphenolC₈H₆O118.14
5101-53-15-Chloro-2-[(4-chlorophenyl)sulfanyl]benzoic acidC₁₃H₈Cl₂O₂S299.18
51010-74-3Morpholinosulfur trifluorideC₄H₈F₃NOS175.18
51011-05-3MalonylgenistinC₂₄H₂₂O₁₃518.43
51011-27-94-(3,5-Dimethyl-1H-pyrazol-1-yl)phenolC₁₁H₁₂N₂O188.23
51011-54-26-Chloro-2-hydrazinyl-1,3-benzothiazoleC₇H₆ClN₃S199.67

All pages for 51 (37 pages)Show all

Every CAS number here is checked for a valid check digit. Confirm it with the supplier before you order. CAS Registry Number is a registered trademark of the American Chemical Society.