Talaporfin sodium

For research use only. Not for therapeutic Use.

  • CAT Number: I009694
  • CAS Number: 220201-34-3
  • Molecular Formula: C38H41N5O9
  • Molecular Weight: 711.76
  • Purity: ≥95%
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Talaporfin sodium(CAT: I009694) is a natural chlorophyll-based, and water-soluble PDT photosensitizer consisting of chlorin e6, derived from chlorophyll, and L-aspartic acid with photosensitizing activity. After intratumoral activation by light-emitting diodes, talaporfin sodium forms an extended high-energy conformational state that generates singlet oxygen, which can kill target tissues with minimal side effects through vascular closure and apoptosis. Constant illumination can activate each molecule of talaporfin many times, resulting in a continuous supply of singlet oxygen molecules. Talaporfin kills all tumor cells in the targeted zone, rather than only the minority of cells undergoing rapid division, as in the case of chemotherapy.


Catalog Number I009694
CAS Number 220201-34-3
Synonyms

;N-[2-[(7S,8S)-3-Carboxy-7-(2-carboxyethyl)-13-ethenyl-18-ethyl-7,8-dihydro-2,8,12,17-tetramethyl-21H,23H-porphin-5-yl]acetyl]-L-aspartate, tetrasodium.

Molecular Formula C38H41N5O9
Purity ≥95%
Solubility Soluble in water.
Storage 0 - 4 °C for short term, or -20 °C for long term
Related CAS 110230-98-3(acid)    
InChI InChI=1S/C38H41N5O9.4Na/c1-7-20-16(3)24-12-26-18(5)22(9-10-32(45)46)35(42-26)23(11-31(44)41-30(37(49)50)15-33(47)48)36-34(38(51)52)19(6)27(43-36)14-29-21(8-2)17(4)25(40-29)13-28(20)39-24;;;;/h7,12-14,18,22,30,39,43H,1,8-11,15H2,2-6H3,(H,41,44)(H,45,46)(H,
InChIKey KPALSRNVSRWOPA-YJFNSWLASA-J
SMILES O=C(C[C@H](NC(C/C1=C2[C@H]([C@@H](C(/C=C3C(C)=C(/C(N/3)=C/C(C(C)=C/4CC)=NC4=C/C5=C(C(C(O[Na])=O)=C1N5)C)C=C)=N2)C)CCC(O[Na])=O)=O)C(O[Na])=O)O[Na]
Reference

1: Namatame H, Akimoto J, Matsumura H, Haraoka J, Aizawa K. Photodynamic therapy
of C6-implanted glioma cells in the rat brain employing second-generation
photosensitizer talaporfin sodium. Photodiagnosis Photodyn Ther. 2008
Sep;5(3):198-209. doi: 10.1016/j.pdpdt.2008.08.001. Epub 2008 Oct 22. PubMed
PMID: 19356656.
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2: Ohmori S, Arai T. In vitro behavior of Porfimer sodium and Talaporfin sodium
with high intensity pulsed irradiation. Lasers Med Sci. 2006 Dec;21(4):213-23.
Epub 2006 Sep 22. PubMed PMID: 17024319.

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3: Lustig RA, Vogl TJ, Fromm D, Cuenca R, Alex Hsi R, D/’Cruz AK, Krajina Z, Turi&#263;
M, Singhal A, Chen JC. A multicenter Phase I safety study of intratumoral
photoactivation of talaporfin sodium in patients with refractory solid tumors.
Cancer. 2003 Oct 15;98(8):1767-71. PubMed PMID: 14534895.

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4: Talaporfin sodium. LS 11, ME 2906, mono-L-aspartyl chlorine e6, NP e6, NPE 6,
taporfin sodium. Drugs R D. 2003;4(2):135-7. PubMed PMID: 12723579.

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