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  1. TPPS (=Tetraphenylporphyrin Tetrasulfonic Acid ) [Ultra-high sensitive spectrophotometric reagent for transition metals]
      Grade & Purity: 
    • ≥85%(HPLC)
    Cas#: 35218-75-8        Compound CID:  135398549
    Formula:  C44H30N4O12S4        Molecular Weight: 934.98
    IUPAC Name: 4-[10,15,20-tris(4-sulfophenyl)-21,23-dihydroporphyrin-5-yl]benzenesulfonic acid
    SMILES: C1=CC(=CC=C1C2=C3C=CC(=C(C4=NC(=C(C5=CC=C(N5)C(=C6C=CC2=N6)C7=CC=C(C=C7)S(=O)(=O)O)C8=CC=C(C=C8)S(=O)(=O)O)C=C4)C9=CC=C(C=C9)S(=O)(=O)O)N3)S(=O)(=O)O
    InChIKey: PBHVCRIXMXQXPD-UHFFFAOYSA-N
    InChI: InChI=1S/C44H30N4O12S4/c49-61(50,51)29-9-1-25(2-10-29)41-33-17-19-35(45-33)42(26-3-11-30(12-4-26)62(52,53)54)37-21-23-39(47-37)44(28-7-15-32(16-8-28)64(58,59)60)40-24-22-38(48-40)43(36-20-18-34(41)46-36)27-5-13-31(14-6-27)63(55,56)57/h1-24,45,48H,(H,49,50,51)(H,52,53,54)(H,55,56,57)(H,58,59,60)
    Synonyms: HY-W075353 | 4-[(1Z,4Z,9Z,15Z)-10,15,20-tris(4-sulfophenyl)-21,23-dihydroporphyrin-5-yl]benzenesulfonic acid | 4-(N-t...
  2. Tetrabromofluorescein Potassium Salt
      Grade & Purity: 
    • ≥85%(HPLC)
    Cas#: 56897-54-2        Compound CID:  12598436
    Formula:  C20H6Br4K2O5        Molecular Weight: 724.08
    IUPAC Name: dipotassium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate
    SMILES: C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br)C(=O)[O-].[K+].[K+]
    InChIKey: GZAAPEKTGHKWRZ-UHFFFAOYSA-L
    InChI: InChI=1S/C20H8Br4O5.2K/c21-11-5-9-13(7-3-1-2-4-8(7)20(27)28)10-6-12(22)17(26)15(24)19(10)29-18(9)14(23)16(11)25;;/h1-6,25H,(H,27,28);;/q;2*+1/p-2
    Synonyms: Tetrabromofluorescein Potassium Salt | SPIRO(ISOBENZOFURAN-1(3H),9'-(9H)XANTHEN)-3-ONE, 2',4',5',7'-TETRABROMO-3',6'-...
  3. Eosin Y
      Grade & Purity: 
    • ≥85%(HPLC)
    Cas#: 15086-94-9        Compound CID:  27020
    Formula:  C20H8Br4O5        Molecular Weight: 647.89
    IUPAC Name: 2',4',5',7'-tetrabromo-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
    SMILES: C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C(=C4OC5=C(C(=C(C=C35)Br)O)Br)Br)O)Br
    InChIKey: DBZJJPROPLPMSN-UHFFFAOYSA-N
    InChI: InChI=1S/C20H8Br4O5/c21-11-5-9-17(13(23)15(11)25)28-18-10(6-12(22)16(26)14(18)24)20(9)8-4-2-1-3-7(8)19(27)29-20/h1-6,25-26H
    Synonyms: Japan Red No. 223 | Solvent Red 43 | Eosin acid | D&C Red No. 21 | Japan Red 223 | 2',4',5',7'-Tetrabromofluorescein ...
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