Phytochlorin

DB19265InvestigationalSmall molecule

Phytochlorin is under investigation in clinical trial NCT06311890 (Study to Evaluate the Efficacy, Safety and Tolerability of Photodynamic Therapy(pdt) With Chlorin-e6 in Treating Moderate to Severe Acne).

Formula / weight: C₃₄H₃₆N₄O₆ · 596.684 g/mol (avg)
Also known as: 2-porphinepropionic acid, 18-carboxy-20-(carboxymethyl)-13-ethyl-2.beta.,3-dihydro-3.beta.,7,12,17-tetramethyl-8-vinyl- · 21h,23h-porphine-2-propanoic acid, 18-carboxy-20-(carboxymethyl)-8-ethenyl-13-ethyl-2,3-dihydro-3,7,12,17-tetramethyl-, (2s-trans)- · 21h,23h-porphine-7-propanoic acid, 3-carboxy-5-(carboxymethyl)-13-ethenyl-18-ethyl-7,8-dihydro-2,8,12,17-tetramethyl-, (7s,8s)- · Chlorin a6 · Chlorin e6

Resolves to

Compound

UNII5S2CCF3T1ZCAS19660-77-6ChEMBLCHEMBL1956500

Structure

InChIKeyVAJLRIOJDADNAT-HHGNVTQFSA-NSMILESCCC1=C(C)C2=NC1=CC1=C(C)C(C(O)=O)=C(N1)C(CC(O)=O)=C1N=C(C=C3NC(=C2)C(C=C)=C3C)[C@@H](C)[C@@H]1CCC(O)=O

Transporters

Q9UNQ0ABCG2

What you can answer from here — as of July 14, 2026

1TransporterSubstrate / inhibitor direction, not just membership

Listed above

4Clinical trialsPhase, status and sponsor resolved per trial

4+ReferencesStructured and connected to the statements they support

Which companies are running trials of Phytochlorin, in which indications and phases, and which of those programs are still active?

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