• 2-Pyrrolidinone,5-(1,3-dithian-2-yl)-5-hydroxy-1-methyl-
• 83451-43-8
• C9H15 N O2 S2
• 233.3509
• .

• 2H-Cyclopenta[b]pyridin-2-one,1,5,6,7-tetrahydro-
• 88499-85-8
• C₈H₉NO
• 0
• .

• 2-Propen-1-one,1-cyclohexyl-3-phenyl-, (2E)-
• 84319-69-7
• C15H18 O
• 214.3028
• .

• 2-Propenoicacid, 2-cyano-3-(hexylmethylamino)-, methyl ester
• 89268-84-8
• C12H20 N2 O2
• 224.2994
• .

• 2-Propenoicacid, 2-methyl-, 5-(acetyloxy)-2,3,3a,4,5,6,7,10,11,11a-decahydro-6,10-dimethyl-3-methylene-2,7-dioxo-6,9-epoxycyclodeca[b]furan-4-ylester, [3aS-(3aR*,4R*,5S*,6S*,10S*,11aS*)]- (9CI)
• 82513-43-7
• C21H24 O8
• 404.4105
• .

• 2-Benzofuranmethanol,a-(4-bromophenyl)-a-(phenylmethyl)-
• 89998-95-8
• C22H17 Br O2
• 393.2732
• .

• 2,4(1H,3H)-Pyrimidinedione,5-fluoro-6-(1,1,2,2,2-pentafluoroethyl)-
• 885-05-2
• C6H2 F6 N2 O2
• 248.0827
• .

• 2-Pyridinamine,5-nitro-N-[(1S)-1-phenylethyl]-
• 84249-39-8
• C₁₃H₁₃N₃O₂
• 243.26
• .

• 2-Azabicyclo[2.2.1]heptane,2-hydroxy-
• 85689-01-6
• C6H11 N O
• 112.1497
• .

• 2-Butyn-1-ol,4-(dimethylamino)-4-phenyl-
• 86111-73-1
• C12H15 N O
• 189.2536
• .

• 2,7-Naphthalenedisulfonicacid,4-amino-3-[2-[4-[2-(4-amino-2-hydroxyphenyl)diazenyl]phenyl]diazenyl]-5-hydroxy-6-[2-(4-sulfophenyl)diazenyl]-,sodium salt (1:3)
• 83968-71-2
• C28H22 N8 O11 S3 . 3 Na
• 281-552-1
• 808.66177
• .

• 2-Dodecanone,2-(2,4-dinitrophenyl)hydrazone
• 81874-90-0
• C18H28 N4 O4
• 364.4393
• .

• 2-Quinazolinepropanoicacid, 3,4-dihydro-4-oxo-3-(phenylmethyl)-
• 84312-88-9
• C18H16 N2 O3
• 308.3312
• .

• 2,4,6-Cycloheptatrien-1-one,2-[4-[(2R)-2-(3,4-dimethoxyphenyl)-2-hydroxyethyl]-1-piperazinyl]-
• 80109-26-8
• C21H26 N2 O4
• .

• 2(1H)-Pyrimidinone, 4-amino-1-[[2-(phenylmethoxy)-1-[(phenylmethoxy)methyl]ethoxy]methyl]-
• 82410-29-5
• C22H25 N3 O4
• 395.4516
• .

• 2-Furanamine,3,4,5-triphenyl-N-(phenylmethylene)-
• 86606-37-3
• C29H21 N O
• 399.4831
• .

• 2-Anthracenesulfonicacid,1-amino-9,10-dihydro-9,10-dioxo-4-[[3-[(1-oxopropyl)amino]-4-sulfophenyl]amino]-,potassium salt (1:2)
• 84852-26-6
• C₂₃H₁₉N₃O₉S₂ ·2K
• 284-337-0
• 621.72238
• .

• 2,4(1H,3H)-Pyrimidinedione,5-[2-O-(1H-imidazol-1-ylthioxomethyl)-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-b-D-ribofuranosyl]-1,3-dimethyl- (9CI)
• 80545-44-4
• C27H44 N4 O7 S Si2
• 624.8969
• .

• 2-Pyrrolidinone,1-[2-(ethenyloxy)ethyl]-
• 86366-53-2
• C8H13 N O2
• 155.1943
• .

• 2,5-Cyclohexadiene-1,4-dione,2-methoxy-5-(3-methyl-2-buten-1-yl)-
• 80464-91-1
• C12H14 O3
• 206.2378
• .

• 2-Piperidinone,3-hydroxy-6-methyl-
• 89531-35-1
• C6H11 N O2
• 129.157
• .

• 2-Propenamide,2-cyano-3-(phenylamino)-
• 80420-96-8
• C10H9 N3 O
• 187.198
• .

• 2-Propenoicacid, 2-methyl-, C7-9-branched and linear alkyl esters
• 85566-89-8
• 287-700-1
• .

• 2,7-Naphthalenedisulfonicacid, 4-amino-3-[2-[4'-[2-(8-amino-1-hydroxy-3,6-disulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:?)
• 85480-84-8
• C38H28 N8 O17 S5 . x Na
• 287-366-7
• .

• 2,7-Naphthalenedisulfonicacid,5-(acetylamino)-4-hydroxy-3-[2-[4-[[[2-methoxy-5-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]amino]carbonyl]phenyl]diazenyl]-,sodium salt (1:3)
• 84083-10-3
• C28H26 N4 O16 S4 . 3 Na
• 282-058-9
• 868.72873
• .

• 2(1H)-Pyrimidinone, 1-b-D-arabinofuranosyl-4-(4-morpholinyl)-
• 82855-65-0
• C13H19 N3 O6
• 313.3065
• .

• 2-Propenoic acid, 2-methyl-, polymer with ethyl 2-propenoate and methyl 2-methyl-2-propenoate, sodium salt
• 89511-79-5
• 0
• .

• 2-Anthracenesulfonicacid, 1-amino-4-[[3-[[3-chloro-1-oxo-3-(phenylsulfonyl)propyl]amino]-2-methyl-5-sulfophenyl]amino]-9,10-dihydro-9,10-dioxo-,sodium salt (1:2)
• 83399-72-8
• C30H24 Cl N3 O11 S3 . 2 Na
• 280-385-1
• 778.1367
• .

• 2,4,6(1H,3H,5H)-Pyrimidinetrione,5,5'-azobis-, barium sodium salt (9CI)
• 83784-02-5
• C8H6 N6 O6 . x Ba . x Na
• 280-836-2
• .

• 2,4-Hexadienoicacid, 2-hydroxypropyl ester, (2E,4E)-
• 88973-77-7
• C9H14 O3
• 170.2057
• .

• 2,2,2-trichloro-N-[6-[(2,2,2-trichloroacetyl)amino]hexyl]acetamide
• 83704-01-2
• C₁₀H₁₄Cl₆N₂O₂
• 0
• .

• 2,7-Naphthalenedisulfonicacid,4-amino-3-[2-[4'-[2-(2-amino-4-hydroxyphenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-,sodium salt (1:2)
• 85895-85-8
• C34H26 N8 O8 S2 . 2 Na
• 288-760-1
• 782.7127
• .

• 2,5,8,11-Tetraoxadodecane,6-(2-methoxyethoxy)-
• 83270-35-3
• C₁₁H₂₄O₆
• 280-356-3
• 252.3047
• .

• 2-Propenoicacid, 2-methyl-, octahydro-2,5-methano-2H-indeno[1,2-b]oxiren-3(or 4)-yl ester
• 83270-46-6
• C14H18 O3
• 280-360-5
• .

• 2-Butenoicacid, 4-[[dibutyl(dodecylthio)stannyl]oxy]-4-oxo-, 2-ethylhexyl ester, (Z)- (9CI)
• 84332-96-7
• C32H62 O4 S Sn
• 282-725-4
• 661.60728
• .

• 2,7-Naphthalenedisulfonicacid, 3-amino-4-[2-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-,sodium salt (1:?)
• 85536-91-0
• C18H17 N3 O12 S4 . x Na
• 287-579-5
• 661.54597
• .

• 2-Azetidinone,1-[[2-(2-acetyl-10H-phenothiazin-10-yl)-2-oxoethyl]amino]-3-chloro-4-(3,4-dichlorophenyl)-
• 89258-20-8
• C25H18 Cl3 N3 O3 S
• .

• 2H-1-Benzopyran-2-one,5,7-dimethoxy-3-(1-naphthalenylcarbonyl)-
• 86548-40-5
• C22H16 O5
• 360.3594
• .

• 2H-Pyrido[3,2-b]-1,4-oxazin-3(4H)-one,2-ethyl-4-[2-(4-morpholinyl)-1-phenylethyl]-, hydrochloride (1:2)
• 88809-73-8
• C21H25 N3 O3 . 2 Cl H
• .

• 2H-Pyran-4-ol,tetrahydro-2,4-dimethyl-6-phenyl-
• 84145-51-7
• C13H18 O2
• 282-278-5
• 206.28082
• .

• 2-Propanol,1-methoxy-, 2-(hydrogen sulfate)
• 85684-22-6
• C4H10 O5 S
• 170.1842
• .

• 2H-1,3,2-Oxazaphosphorine,2-fluorotetrahydro-3,5-dimethyl-, 2-oxide
• 85503-61-3
• C5H11 F N O2P
• 167.1185
• .

• 2,3-Fluoranthenediol,1,2,3,10b-tetrahydro-, 2,3-dibenzoate
• 85955-76-6
• C30H22 O4
• 446.4933
• .

• 2-Naphthalenecarboxylicacid, 3-hydroxy-4-[2-(1-sulfo-2-naphthalenyl)diazenyl]-,barium calcium salt (1:?:?)
• 85005-87-4
• C21H14 N2 O6 S . x Ba . x Ca
• 285-018-9
• 1018.19456
• .

• 2-Naphthalenesulfonicacid, 6-hydroxy-5-[2-[2-methoxy-4-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]-,sodium salt (1:2)
• 85810-39-5
• C23H18 N4 O8 S2 . 2 Na
• 542.541
• .

• 2-Cyclohexene-1-octanoicacid, 5(or 6)-carboxy-4-hexyl-, barium salt (9CI)
• 84581-19-1
• C21H36 O4 . x Ba
• 283-210-7
• .

• 2-Propenoicacid, 2-cyano-3-(methylamino)-, dodecyl ester
• 89268-98-4
• C17H30 N2 O2
• 294.4323
• .

• 2-Naphthalenesulfonicacid,8-[2-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl]-5-[2-[4-(2-phenyldiazenyl)-6-sulfo-1-naphthalenyl]diazenyl]-,sodium salt (1:?)
• 85283-64-3
• C36H25 N7 O10 S3 . x Na
• 286-592-3
• 877.76509
• .

• 2-Thiophenecarbothioamide,3-amino-5-phenyl-
• 83060-70-2
• C11H10 N2 S2
• 234.3405
• .

• 2-Butenoicacid, 2-cyano-3-hydroxy-, ethyl ester
• 87853-82-5
• C7H9 N O3
• .