E1/E2/E3 Enzyme

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  1. GS 143
    CAS: 916232-21-8 Formula: C28H19FN2O4 Molecular Weight: 466.46
    ◐ .Made to order · 8–12 wks Item #: G288221
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    Technical Identifiers
    IUPAC Name
    4-[(4E)-3-benzyl-4-[[5-(2-fluorophenyl)furan-2-yl]methylidene]-5-oxopyrazol-1-yl]benzoic acid
    SMILES
    C1=CC=C(C=C1)CC2=NN(C(=O)C2=CC3=CC=C(O3)C4=CC=CC=C4F)C5=CC=C(C=C5)C(=O)O
    InChIKey
    IZPMWFSVTDOCDI-HAVVHWLPSA-N
    InChI
    1S/C28H19FN2O4/c29-24-9-5-4-8-22(24)26-15-14-21(35-26)17-23-25(16-18-6-2-1-3-7-18)30-31(27(23)32)20-12-10-19(11-13-20)28(33)34/h1-15,17H,16H2,(H,33,34show more
    Synonyms
    4-[4-[[5-(2-Fluorophenyl)-2-furanyl]methylene]-4,5-dihydro-5-oxo-3-(phenylmethyl)-1H-pyrazol-1-yl]benzoic acid
  2. NAB 2
    CAS: 1504588-00-4 Formula: C23H20ClN3O Molecular Weight: 389.88
    ◐ .Made to order · 8–12 wks Item #: N276306
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    IUPAC Name
    N-[(2-chlorophenyl)methyl]-1-(2,5-dimethylphenyl)benzimidazole-5-carboxamide
    SMILES
    CC1=CC(=C(C=C1)C)N2C=NC3=C2C=CC(=C3)C(=O)NCC4=CC=CC=C4Cl
    InChIKey
    CZSLEMCYYGEGKP-UHFFFAOYSA-N
    InChI
    1S/C23H20ClN3O/c1-15-7-8-16(2)22(11-15)27-14-26-20-12-17(9-10-21(20)27)23(28)25-13-18-5-3-4-6-19(18)24/h3-12,14H,13H2,1-2H3,(H,25,28)
    Synonyms
    alphaSYN inhibitor NAB2 | alphaSYNINNAB2 | alphaSYN-IN-NAB2 | SCHEMBL16082488 | alphaSYN inhibitor-NAB2 | EN300-17435...
  3. N106
    CAS: 862974-25-2 Formula: C17H14N4O3S Molecular Weight: 354.38
    ● In Stock — US warehouse, ships to EU* Item #: N287217
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    IUPAC Name
    N-(4-methoxy-1,3-benzothiazol-2-yl)-5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-amine
    SMILES
    COC1=CC=C(C=C1)C2=NN=C(O2)NC3=NC4=C(C=CC=C4S3)OC
    InChIKey
    FBCSWQRNKAYAGY-UHFFFAOYSA-N
    InChI
    1S/C17H14N4O3S/c1-22-11-8-6-10(7-9-11)15-20-21-16(24-15)19-17-18-14-12(23-2)4-3-5-13(14)25-17/h3-9H,1-2H3,(H,18,19,21)
    Synonyms
    4-Methoxy-N-[5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-yl-2-benzothiazolamine | N-106
  4. NSC 624206
    CAS: 13116-77-3 Formula: C₁₉H₃₂ClNS₂•HCl Molecular Weight: 410.51
    ◐ .Made to order · 8–12 wks Item #: N288775
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    SMILES
    ClC1=CC=C(CSSCCNCCCCCCCCCC)C=C1.Cl
    InChIKey
    JQHUAYXPNPTQRO-UHFFFAOYSA-N
    Synonyms
    N-[2-[[(4-Chlorophenyl)methyl]dithio]ethyl]-1-decanamine hydrochloride
  5. Nutlin-3
    CAS: 548472-68-0 EC Number: 637-233-8 Formula: C30H30Cl2N4O4 Molecular Weight: 581.49
    Solid ≥98%
    ● In Stock — US warehouse, ships to EU* Item #: N126055
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    IUPAC Name
    4-[4,5-bis(4-chlorophenyl)-2-(4-methoxy-2-propan-2-yloxyphenyl)-4,5-dihydroimidazole-1-carbonyl]piperazin-2-one
    SMILES
    CC(C)OC1=C(C=CC(=C1)OC)C2=NC(C(N2C(=O)N3CCNC(=O)C3)C4=CC=C(C=C4)Cl)C5=CC=C(C=C5)Cl
    InChIKey
    BDUHCSBCVGXTJM-UHFFFAOYSA-N
    InChI
    1S/C30H30Cl2N4O4/c1-18(2)40-25-16-23(39-3)12-13-24(25)29-34-27(19-4-8-21(31)9-5-19)28(20-6-10-22(32)11-7-20)36(29)30(38)35-15-14-33-26(37)17-35/h4-13,show more
    Synonyms
    NSC732664 | NSC-732664 | SW220144-1 | 4-[4,5-bis(4-chlorophenyl)-2-(4-methoxy-2-propan-2-yloxyphenyl)-4,5-dihydroimid...
  6. Nutlin-3a
    CAS: 675576-98-4 Formula: C30H30Cl2N4O4 Molecular Weight: 581.49
    ● In Stock — US warehouse, ships to EU* Item #: N129972
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    Technical Identifiers
    IUPAC Name
    4-[(4S,5R)-4,5-bis(4-chlorophenyl)-2-(4-methoxy-2-propan-2-yloxyphenyl)-4,5-dihydroimidazole-1-carbonyl]piperazin-2-one
    SMILES
    CC(C)OC1=C(C=CC(=C1)OC)C2=NC(C(N2C(=O)N3CCNC(=O)C3)C4=CC=C(C=C4)Cl)C5=CC=C(C=C5)Cl
    InChIKey
    BDUHCSBCVGXTJM-WUFINQPMSA-N
    InChI
    1S/C30H30Cl2N4O4/c1-18(2)40-25-16-23(39-3)12-13-24(25)29-34-27(19-4-8-21(31)9-5-19)28(20-6-10-22(32)11-7-20)36(29)30(38)35-15-14-33-26(37)17-35/h4-13,show more
    Synonyms
    (-)-Nutlin-3 | Nutlin-3a, >=98% (HPLC) | REBEMADLIN [INN] | Z2037279564 | (-)-4-(4,5-Bis(4-chlorophenyl)-2-(2-isoprop...
  7. Nutlin-3b
    CAS: 675576-97-3 Formula: C30H30Cl2N4O4 Molecular Weight: 581.49
    ● In Stock — US warehouse, ships to EU* Item #: N127780
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    Technical Identifiers
    IUPAC Name
    4-[(4R,5S)-4,5-bis(4-chlorophenyl)-2-(4-methoxy-2-propan-2-yloxyphenyl)-4,5-dihydroimidazole-1-carbonyl]piperazin-2-one
    SMILES
    CC(C)OC1=C(C=CC(=C1)OC)C2=NC(C(N2C(=O)N3CCNC(=O)C3)C4=CC=C(C=C4)Cl)C5=CC=C(C=C5)Cl
    InChIKey
    BDUHCSBCVGXTJM-IZLXSDGUSA-N
    InChI
    1S/C30H30Cl2N4O4/c1-18(2)40-25-16-23(39-3)12-13-24(25)29-34-27(19-4-8-21(31)9-5-19)28(20-6-10-22(32)11-7-20)36(29)30(38)35-15-14-33-26(37)17-35/h4-13,show more
    Synonyms
    (+/-)-4-[4,5-Bis(4-chlorophenyl)-2-(2-isopropoxy-4-methoxy-phenyl)-4,5-dihydro-imidazole-1-carbonyl]-piperazin-2-one ...
  8. SMER3
    CAS: 67200-34-4 PubChem CID: 568763 Formula: C11H4N4O2 Molecular Weight: 224.18
    ● In Stock — US warehouse, ships to EU* Item #: S275012
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    IUPAC Name
    13-oxa-10,12,14,16-tetrazatetracyclo[7.7.0.02,7.011,15]hexadeca-1(16),2,4,6,9,11,14-heptaen-8-one
    SMILES
    C1=CC=C2C(=C1)C3=NC4=NON=C4N=C3C2=O
    InChIKey
    SFSSAKVWCKFRHE-UHFFFAOYSA-N
    InChI
    1S/C11H4N4O2/c16-9-6-4-2-1-3-5(6)7-8(9)13-11-10(12-7)14-17-15-11/h1-4H
    Synonyms
    13-oxa-10,12,14,16-tetraazatetracyclo[7.7.0.0^{2,7}.0^{11,15}]hexadeca-1(16),2,4,6,9,11,14-heptaen-8-one | HY-10949 |...
  9. SMIP004
    CAS: 143360-00-3 PubChem CID: 2747581 Formula: C13H19NO Molecular Weight: 205.3
    ◐ .Made to order · 8–12 wks Item #: S124937
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    IUPAC Name
    N-(4-butyl-2-methylphenyl)acetamide
    SMILES
    CCCCC1=CC(=C(C=C1)NC(=O)C)C
    InChIKey
    ZFVMECVBUGMWIX-UHFFFAOYSA-N
    InChI
    1S/C13H19NO/c1-4-5-6-12-7-8-13(10(2)9-12)14-11(3)15/h7-9H,4-6H2,1-3H3,(H,14,15)
    Synonyms
    Acetamide,N-(4-butyl-2-methylphenyl)- | SMIP004 | MFCD00277686 | N-(4-butyl-2-methyl-phenyl) acetamide | A909882 | AK...
  10. Indole-3-carbinol, Agonist of Aryl hydrocarbon receptor
    CAS: 700-06-1 Formula: C9H9NO Molecular Weight: 147.17
    Moligand™ ? Moligand™ — Aladdin's line of ligands and bioactive small molecules. Use for receptor, pathway, and binding studies needing defined small-molecule tools. ≥96%
    ● In Stock — US warehouse, ships to EU* Item #: I105220
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    IUPAC Name
    1H-indol-3-ylmethanol
    SMILES
    C1=CC=C2C(=C1)C(=CN2)CO
    InChIKey
    IVYPNXXAYMYVSP-UHFFFAOYSA-N
    InChI
    1S/C9H9NO/c11-6-7-5-10-9-4-2-1-3-8(7)9/h1-5,10-11H,6H2
    Synonyms
    HMS1789O22 | INDOLE-3-CARBINOL [WHO-DD] | SCHEMBL195520 | KBio3_002949 | NSC525801 | NSC-525801 | s2313 | 1H-Indol-3-...
  11. NSC697923
    CAS: 343351-67-7 EC Number: 803-500-4 Formula: C11H9NO5S Molecular Weight: 267.26
    ● In Stock — US warehouse, ships to EU* Item #: N275218
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    IUPAC Name
    2-(4-methylphenyl)sulfonyl-5-nitrofuran
    SMILES
    CC1=CC=C(C=C1)S(=O)(=O)C2=CC=C(O2)[N+](=O)[O-]
    InChIKey
    GAUHIPWCDXOLCZ-UHFFFAOYSA-N
    InChI
    1S/C11H9NO5S/c1-8-2-4-9(5-3-8)18(15,16)11-7-6-10(17-11)12(13)14/h2-7H,1H3
    Synonyms
    AM20210010 | Furan,2-[(4-methylphenyl)sulfonyl]-5-nitro- | Q27463656 | EN300-115577 | SCHEMBL15200927 | BS-16607 | HY...
  12. PYR-41
    CAS: 418805-02-4 PubChem CID: 5335621 Formula: C17H13N3O7 Molecular Weight: 371.3
    ● In Stock — US warehouse, ships to EU* Item #: P303688
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    IUPAC Name
    ethyl 4-[(4Z)-4-[(5-nitrofuran-2-yl)methylidene]-3,5-dioxopyrazolidin-1-yl]benzoate
    SMILES
    CCOC(=O)C1=CC=C(C=C1)N2C(=O)C(=CC3=CC=C(O3)[N+](=O)[O-])C(=O)N2
    InChIKey
    ARGIPZKQJGFSGQ-LCYFTJDESA-N
    InChI
    1S/C17H13N3O7/c1-2-26-17(23)10-3-5-11(6-4-10)19-16(22)13(15(21)18-19)9-12-7-8-14(27-12)20(24)25/h3-9H,2H2,1H3,(H,18,21)/b13-9-
    Synonyms
    4-[4-(5-nitro-furan-2-ylmethylene)-3,5-dioxo-pyrazolidin-1-yl]-benzoic acid ethyl ester | ethyl 4-(4-((5-nitrofuran-2...
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Frequently Asked Questions

What can I find under E1/E2/E3 Enzyme?
This listing collects compounds associated with E1/E2/E3 Enzyme within our Metabolic Enzyme/Protease area — inhibitors, agonists or antagonists, and reference tool compounds. Each entry links to its structure, CAS number, and reported activity so you can confirm the annotation before ordering.
What should I consider when picking a compound for E1/E2/E3 Enzyme?
Consider the reported potency of each E1/E2/E3 Enzyme compound and the assay behind it, selectivity against closely related targets, cell permeability if you are working in cells, and stability in your buffer. Two chemically distinct compounds giving the same phenotype is much stronger evidence than one.
What quality information is provided for E1/E2/E3 Enzyme compounds?
Each E1/E2/E3 Enzyme product page lists purity, identity data, molecular formula and weight, and storage conditions, with a lot-specific Certificate of Analysis available. Solubility and handling notes are on the datasheet. All products are supplied for professional research and development use only, and are not for use in humans, animals, diagnostics, or therapy.
Can I search E1/E2/E3 Enzyme compounds by activity or structure?
Yes. Filter the E1/E2/E3 Enzyme listing by mechanism — inhibitor, agonist, antagonist — and search by target name or gene symbol, CAS number, molecular formula, or SMILES to reach exact structures and close analogs. For bulk quantities or items not listed, contact [email protected].

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