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CAS 132557-72-3
2,3,3-Trimethyl-3H-indole-5-sulfonic acid
Codes: (IIIb)819152-1-a
Application context (from source-drug indications)
Head and neck squamous cell carcinomacRGD-ZW800-1CholangiocarcinomacRGD-ZW800-1Pancreatic cancercRGD-ZW800-1
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| cRGD-ZW800-1 | Tier C — Watch / trade | - |
Position in synthesis routes (up/downstream chain)
Ordered by route registration; left → right is the synthesis direction. The highlighted node is the current CAS; others link to their own profiles.
4-Hydrazinobenzenesulfonic acid→2-Acetylpropane→Potassium 2,3,3-trimethyl-3H-indole-5-sulfonate→2,3,3-Trimethyl-3H-indole-5-sulfonic acid→3-Bromo-N,N,N-trimethylpropan-1-aminium bromide→2,3,3-Trimethyl-5-sulfo-1-[3-(trimethylazaniumyl)propyl]-3H-indol-1-ium dibromide→4-Cyclohexanone→[3-(Anilinomethylidene)-2-chlorocyclohex-1-en-1-yl]-N-phenylmethaniminium chloride→2-[2-[2-Chloro-3-[2-[3,3-dimethyl-5-sulfonato-1-[3-(trimethylazaniumyl)propyl]-1,3-dihydro-2H-indol-2-ylidene]ethylidene]cyclohex-1-en-1-yl]ethenyl]-3,3-dimethyl-1-[3-(trimethylazaniumyl)propyl]-3H-indol-1-ium-5-sulfonate sodium bromide (1/2/3)→Disodium 3-(4-oxidophenyl)propanoate→3-(4-Hydroxyphenyl)propionic acid→3-[4-[[6-[2-[3,3-dimethyl-5-sulfonato-1-[3-(trimethylazaniumyl)propyl]-1,3-dihydro-2H-indol-2-ylidene]ethylidene]-2-[2-[3,3-dimethyl-5-sulfonato-1-[3-(trimethylazaniumyl)propyl]-3H-indol-1-ium-2-yl]ethenyl]cyclohex-1-en-1-yl]oxy]phenyl]propanoate trifluoroacetic acid
2,3,3-Trimethyl-3H-indole-5-sulfonic acid→3-[4-[[6-[2-[3,3-dimethyl-5-sulfonato-1-[3-(trimethylazaniumyl)propyl]-1,3-dihydro-2H-indol-2-ylidene]ethylidene]-2-[2-[3,3-dimethyl-5-sulfonato-1-[3-(trimethylazaniumyl)propyl]-3H-indol-1-ium-2-yl]ethenyl]cyclohex-1-en-1-yl]oxy]phenyl]propanoate trifluoroacetic acid→2-[2-[3-[2-[3,3-Dimethyl-5-sulfonato-1-[3-(trimethylazaniumyl)propyl]-1,3-dihydro-2H-indol-2-ylidene]ethylidene]-2-(4-[3-[(2,5-dioxopyrrolidin-1-yl)oxy]-3-oxopropyl]phenoxy)cyclohex-1-en-1-yl]ethenyl]-3,3-dimethyl-1-[3-(trimethylazaniumyl)propyl]-3H-indol-1-ium-5-sulfonate sodium bromide (1/2/2)→Cyclo(L-arginylglycyl-L-alpha-aspartyl-D-tyrosyl-L-lysyl)
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