• Quinolinium,1-[2-(4-fluorophenyl)-2-oxoethyl]-, bromide (1:1)
• 442-70-6
• C17H13 F N O . Br
• 266.2891
• .

• Ribofuranose,1,5-anhydro-2,3-O-isopropylidene-, D- (8CI)
• 4625-13-2
• C8H12 O4
• 0
• .

• Riboflavin,labeled with tritium (9CI)
• 42880-33-1
• C17H20 N4 O6
• 376.36
• .

• Ruthenium, chloro[a-(3,5-dimethyl-1H-pyrazol-1-yl-kN2)-3,5-dimethyl-1H-pyrazole-1-acetato-kN2,kO1]bis(triphenylphosphine)-, (OC-6-34)- (9CI)
• 425370-68-9
• C48H45 Cl N4 O2 P2 Ru
• 908.37
• .

• ribo-Hexose,2,6-dideoxy-3-C-methyl-3-O-methyl-
• 470-12-2
• C8H16 O4
• 0
• .

• Retinoic acid,(2R)-3,4-dihydro-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-2H-1-benzopyran-6-ylester
• 40516-49-2
• C49H76 O3
• 0
• .

• Rhoplex WL 91
• 40530-01-6
• C₂₅H₃₅NO₄
• 413.5497
• .

• Retinal, 13-cis-
• 472-86-6
• C20H28 O
• 207-456-1
• 284.44
• .

• Reprimun
• 41776-67-4
• C₄₆H₅₆N₂O₁₄
• 0
• .

• R 31805
• 40778-16-3
• C₈H₁₃N₃O
• 255-074-9
• 167.20832
• .

• Ruthenate(2-),hexachloro-, dihydrogen, (OC-6-11)- (9CI)
• 44470-26-0
• Cl6Ru . 2 H
• 0
• .

• Propane, 1-fluoro-
• 460-13-9
• C₃H₇F
• 62.09
• .

• Propane,1,3,3-trichloro-1,1,2,2-tetrafluoro-
• 422-54-8
• C3H Cl3 F4
• 207-014-8
• 219.3926528
• .

• Pyrrolo[2,1-b]quinazolin-9(1H)-one,2,3-dihydro-3-hydroxy-, (3S)-
• 486-64-6
• C11H10 N2 O2
• 202.21
• .

• Phosphonic acid,(2-phenylethyl)- (9CI)
• 4672-30-4
• C8H11 O3 P
• 225-120-2
• 186.1449
• .

• Pyridinium,1-[[(1-oxooctadecyl)amino]methyl]-, chloride (1:1)
• 4261-72-7
• C24H43 N2 O . Cl
• 224-240-2
• 411.06402
• .

• Phosphonic acid, propyl-, dibutyl ester
• 4628-12-0
• C₁₁H₂₅O₃P
• 236.29
• .

• Propane,1-chloro-1,1,3,3,3-pentafluoro-
• 460-92-4
• C3H2 Cl F5
• 168.49
• .

• Phosphinic acid,methyl- (7CI,8CI,9CI)
• 4206-94-4
• CH5 O2 P
• 224-125-7
• 80.022961
• .

• (5-Ethyl-2-methyl-1,3,2-dioxaphosphorinan-5-yl)methyl dimethyl phosphonate P-oxide
• 41203-81-0
• C₉H₂₀O₆P₂
• 255-263-6
• 286.20
• .

• Phosphorothioic acid,O-ethyl O-phenyl S-propyl ester
• 40626-35-5
• C11H17 O3 P S
• 260.31
• .

• Phenol,4-(2,3-dihydro-7-methoxy-3-methyl-5-propyl-2-benzofuranyl)-2-methoxy-
• 4731-87-7
• C20H24 O4
• 0
• .

• Pyridine,2-(phenylmethoxy)-
• 40864-08-2
• C12H11 N O
• 0
• .

• Phenol,4-(2,4-dichlorophenoxy)-
• 40843-73-0
• C₁₂H₈Cl₂O₂
• 255-106-1
• 255.1
• .

• Propane,1,1,1,2,2,3,3-heptachloro-3-fluoro-
• 422-78-6
• C3Cl7 F
• 0
• .

• Propanoyl fluoride,2,2,3,3,3-pentafluoro-
• 422-61-7
• C3F6 O
• 207-019-5
• 166.02
• .

• Phenol, 2-(2-hydroxyethoxy)-
• 4792-78-3
• C₈H₁₀O₃
• 225-346-1
• 154.1632
• .

• Piperazine,1-(1-naphthalenylmethyl)-
• 40675-81-8
• C15H18 N2
• 226.32
• .

• Pyrrolidinium,2-carboxy-1,1-dimethyl-, inner salt, (2S)-
• 471-87-4
• C₇H₁₃NO₂
• 207-445-1
• 143.18362
• .

• Pyridine,2-(2,4-dichlorophenoxy)-
• 4783-79-3
• C11H7 Cl2 N O
• 225-329-9
• 240.08538
• .

• Propionaldehyde diethyl acetal
• 4744-08-5
• C₇H₁₆O₂
• 225-257-8
• 132.2007
• .

• Pentazinc chromate octahydroxide
• 49663-84-5
• Cr₂H₂O₁₀Zn₃
• 256-418-0
• 462.2291
• .

• Perakine
• 4382-56-3
• C₂₁H₂₂N₂O₃
• 350.411
• .

• Propane,1,1,1,3-tetrachloro-3,3-difluoro-
• 460-89-9
• C3H2 Cl4 F2
• 0
• .

• Piperidine,4,4-diphenyl-1-(phenylmethyl)-
• 40105-95-1
• C24H25 N
• 327.462
• .

• Pyridine,1,2,3,6-tetrahydro-4-methyl-2,6-di-2-propen-1-yl-
• 436088-93-6
• C12H19 N
• 178.2934
• .

• Phenol,4-[(1E)-1-ethyl-2-(4-hydroxyphenyl)-1-buten-1-yl]-, 1-(dihydrogen phosphate)
• 47341-71-9
• C18H21 O5 P
• 0
• .

• Pyridine,2-(trichloromethyl)-
• 4377-37-1
• C6H4 Cl3 N
• 196.4617
• .

• Propanoic acid,3,3'-[methylenebis(thio)]bis-
• 4265-57-0
• C7H12 O4 S2
• 224-251-2
• 224.2978
• .

• Propanoic acid,3-[2-(4,5-dihydro-2-undecyl-1H-imidazol-1-yl)ethoxy]-
• 4258-46-2
• C19H36 N2 O3
• 224-233-4
• 340.50074
• .

• Phosphine,tris(trifluoromethyl)-
• 432-04-2
• C3F9 P
• 237.99
• .

• Propanenitrile,2,3,3,3-tetrafluoro-
• 431-32-3
• C3H F4 N
• 127.04
• .

• Phenarsazine,10,10'-oxybis[5,10-dihydro-
• 4095-45-8
• C24H18 As2 N2 O
• 500.28
• .

• Propanoic acid,3,3'-thiobis-, 1,1'-dimethyl ester
• 4131-74-2
• C8H14 O4 S
• 223-948-9
• 206.2594
• .

• Polyethyleneamine
• 49553-92-6
• C₄H₁₂Cl₂N₂
• 0
• .

• Pentadecanoic acid,ethyl ester
• 41114-00-5
• C17H34 O2
• 255-223-8
• 270.45
• .

• Pregna-4,6-diene-3,20-dione,6-chloro-, (9b,10a)- (9CI)
• 4202-98-6
• C21H27 Cl O2
• 224-113-1
• 346.89088
• .

• Pyrimidinetetramine sulfate
• 49647-58-7
• C₄H₈N₆^.H₂SO₄
• 256-407-0
• 238.22
• .

• Phenol,2,6-dinitro-4-nonyl-
• 4097-34-1
• C15H22 N2 O5
• 223-854-8
• 310.34558
• .

• Phosphonic acid,P-phenyl-, diisooctyl ester
• 49637-59-4
• C22H39 O3 P
• 382.517021
• .