• Poly(thiophenylene)
• 9016-75-5
• (C6H4 S)n
• .

• Poly(oxy-1,2-ethanediyl), alpha-tridecyl-omega-hydroxy-, phosphate
• 9046-01-9
• C₁₅H₃₃O₅P
• 324.393281
• .

• Propanoic acid,2-(4-chloro-2-methylphenoxy)-, 2-methylbutyl ester
• 97635-42-2
• C15H21 Cl O3
• 307-402-8
• 284.77844
• .

• Phenol,4-methyl-2-(2-phenyldiazenyl)-
• 952-47-6
• C13H12 N2 O
• 212.2472
• .

• Poly[oxy(methyl-1,2-ethanediyl)],a-hexadecyl-w-hydroxy-
• 9035-85-2
• C₁₉H₄₀O₂
• 500-026-7
• 0
• .

• Plastocyanins
• 9014-09-9
• 0
• .

• Propanoic acid,2-methyl-, 1-ethenyl-1,5-dimethyl-4-hexenyl ester, (S)- (9CI)
• 94265-99-3
• C14H24 O2
• 304-405-6
• 224.33916
• .

• Propanoic acid,2-[(2,3-dihydro-1H-inden-5-yl)oxy]-
• 91496-98-9
• C12H14 O3
• 206.24
• .

• Phencyclidine hydrochloride
• 956-90-1
• C₁₇H₂₅N•ClH
• 279.89
• .

• Prosta-5,13-dien-1-oicacid, 11,15,19-trihydroxy-16,16-dimethyl-9-oxo-, (5Z,11a,13E,15R)- (9CI)
• 93800-35-2
• C22H36 O6
• 0
• .

• Phospholipase B
• 9001-85-8
• 0
• .

• Phosphoric acid,mono(4-formylphenyl) monomethyl ester, sodium salt (9CI)
• 99281-07-9
• C8H9 O5 P . Na
• 0
• .

• Pyrido[2,3-g]quinazolin-2-amine,5,5a,6,7,8,9,9a,10-octahydro-6-propyl-, (5aR,9aR)-
• 97466-90-5
• C14H22 N4
• 0
• .

• Pregn-5-ene-3,17,20-triol,(3b,20S)-
• 903-67-3
• C21H34 O3
• 334.49
• .

• Phosphonic acid,[(octylimino)bis(methylene)]bis-, potassium salt (9CI)
• 94232-12-9
• C10H25 N O6 P2 . x K
• 303-937-6
• 469.617562
• .

• Poly(oxy-1,2-ethanediyl),a-(9Z)-9-octadecen-1-yl-w-hydroxy-
• 9004-98-2
• (C2H4 O)n C18 H36 O
• 500-016-2
• 312.5304
• .

• Pear, ext.
• 90082-43-2
• 290-131-1
• 0
• .

• Phenol,5-methoxy-2-(2-methyl-1-propen-1-yl)-
• 93840-91-6
• C11H14 O2
• 298-959-5
• 178.22766
• .

• Pigment Yellow 74
• 96352-24-8
• C₁₈H₁₈N₄O₆
• 0
• .

• Pregna-5,16-dien-20-one,3-(acetyloxy)-16-methyl-, (3b)- (9CI)
• 982-06-9
• C24H34 O3
• 213-565-5
• 370.52496
• .

• Phenol,4-(1,1,3,3-tetramethylbutyl)-, zinc salt (2:1)
• 93776-66-0
• C14H22 O . 1/2 Zn
• 297-996-4
• 476.02188
• .

• Poly[oxy(methyl-1,2-ethanediyl)],a-hydro-w-hydroxy-, ether with2,2-bis(hydroxymethyl)-1,3-propanediol (4:1)
• 9051-49-4
• (C3H6 O)n (C3 H6 O)n (C3 H6 O)n (C3 H6 O)n C5 H12 O4
• 0
• .

• Phosphoric acid, methyl ester, sodium salt
• 90605-11-1
• CH₄NaO₄P
• 292-409-8
• 155.985421
• .

• Phenol,2,2'-thiobis[4,6-dichloro-
• 97-18-7
• C₁₂H₆Cl₄O₂S
• 202-565-0
• 356.04
• .

• Pyrimidine,5-bromo-2-(1-piperazinyl)-
• 99931-82-5
• C₈H₁₁BrN₄
• 214.27
• .

• Phenol,2,6-bis(1-phenylethyl)-, dihydrogen phosphate (9CI)
• 93777-25-4
• C22H23 O4 P
• 298-055-0
• 382.389381
• .

• Propanedioic acid,2-[(5-nitro-1H-indol-3-yl)methyl]-, 1,3-diethyl ester
• 93020-27-0
• C16H18 N2 O6
• 0
• .

• Potentilla recta, ext.
• 90083-09-3
• 290-203-2
• 0
• .

• Propanamide,N-phenyl-N-(3-pyridinylmethyl)-, hydrochloride (1:1)
• 97377-91-8
• C15H16 N2 O . Cl H
• 0
• .

• Pyridine,4-(methyldithio)-
• 96848-60-1
• C6H7 N S2
• 0
• .

• Phenol,4-[2-(3-hydroxy-5-methoxyphenyl)ethyl]-2-(3-methyl-2-buten-1-yl)-
• 91925-76-7
• C20H24 O3
• 0
• .

• Phytohemagglutinins
• 9008-97-3
• C₂H₆OS
• 291-083-4
• 78.13344
• .

• Pyrazine, 2-chloro-3-methyl-
• 95-58-9
• C₅H₅ClN₂
• 202-434-8
• 128.56
• .

• Pregna-1,4-diene-3,11,20-trione,17,21-dihydroxy-6-methyl-, (6a)- (9CI)
• 91523-05-6
• C22H28 O5
• 0
• .

• Platinum,dichlorobis(2-nitro-1H-imidazole-N3)-, (SP-4-1)- (9CI)
• 90894-50-1
• C6H6 Cl2 N6 O4 Pt
• 0
• .

• Phosphonic acid,1,3-propanediylidenetetrakis-, technetium-99Tc salt (9CI)
• 91481-35-5
• C3H12 O12 P4 . x Tc
• 0
• .

• Propanoic acid,2-methyl-, 1,1'-[5,6,7,8-tetrahydro-6-(methylamino)-1,2-naphthalenediyl] ester
• 90060-42-7
• C19H27 N O4
• 0
• .

• Propanoic acid,3,3'-[[(2-dodecylphenyl)methylene]bis(thio)]bis-
• 96964-39-5
• C25H40 O4 S2
• 0
• .

• Piperazine,1-[2-[2-(trifluoromethyl)phenyl]ethyl]-, hydrochloride (1:2)
• 94023-00-4
• C13H17 F3 N2 . 2 Cl H
• 301-595-2
• 331.2045696
• .

• Phosphonic acid,(2,2,2-trichloro-1-hydroxyethyl)-, diethyl ester (6CI,7CI,8CI,9CI)
• 993-86-2
• C6H12 Cl3 O4 P
• 285.50
• .

• Phosphonic acid,[nitrilotris(methylene)]tris-, tetrapotassium salt (9CI)
• 94021-25-7
• C3H12 N O9 P3 . 4 K
• 301-418-9
• 451.411403
• .

• Proteinase inhibitor,serpin
• 96282-35-8
• 0
• .

• Propanoic acid,2-(4-chloro-2-methylphenoxy)-, nitrilotri-2,1-ethanediyl ester (9CI)
• 93858-73-2
• C36H42 Cl3 N O9
• 299-307-2
• 739.07898
• .

• Parathormone
• 9039-27-4
• 0
• .

• Phosphoric acid,C9-11-branched and linear alkyl esters, potassium salts
• 97468-13-8
• 306-964-1
• 0
• .

• Pyridine,2-chloro-6-(4-piperidinylthio)-
• 98330-05-3
• C10H13 Cl N2 S
• 228.7416
• .

• Pyrido[3',2':4,5]imidazo[1,2-a]pyridin-3-amine,4,6-dimethyl-
• 96287-03-5
• C12H12 N4
• 0
• .

• Poly(oxy-1,2-ethanediyl),a-(1-oxooctadecyl)-w-[(1-oxooctadecyl)oxy]-
• 9005-08-7
• (C₂H₄O)n.C₃₆H₇₀O₃
• 639.039978027344
• .

• Propanamide,N-[3-(diethylamino)propyl]-2-[2-methoxy-4-(2-propen-1-yl)phenoxy]-2-methyl-
• 95001-13-1
• C21H34 N2 O3
• 0
• .

• Phenol,4-[(2,4-diamino-5-methylphenyl)amino]-
• 93918-03-7
• C13H15 N3 O
• 299-884-0
• 229.2777
• .