C16H22N6O4
362.38 g/mol
APIWarning
Protirelin
CAS24305-27-9EC246-143-4
Category
API
Compound Class
Peptide
Primary Use
Pharmaceutical Raw Material
Protirelin is a tripeptide composed of L-pyroglutamyl, L-histidyl, and L-prolinamide residues. It functions as a human metabolite and is used as an active pharmaceutical ingredient.
Human metabolitePeptide hormoneActive pharmaceutical ingredient
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Referencestereoisomer of
Acetic acid;N-[1-(2-carbamoylpyrrolidin-1-yl)-3-(1H-imidazol-5-yl)-1-oxopropan-2-yl]-5-oxopyrrolidine-2-carboxamide
CAS120876-23-5
research compound
Related Reading
Safety Reference
Warning
H332Harmful if inhaled
Customs Tariff Classification
The international HS code for Protirelin (CAS 24305-27-9) is 2937.19.
HS code (international, 6-digit)
2937.19
EU CN code (8-digit)
2937 19 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
(2S)-N-[(2S)-1-[(2S)-2-carbamoylpyrrolidin-1-yl]-3-(1H-imidazol-5-yl)-1-oxopropan-2-yl]-5-oxopyrrolidine-2-carboxamide
InChIKey
XNSAINXGIQZQOO-SRVKXCTJSA-N
SMILES
C1C[C@H](N(C1)C(=O)[C@H](CC2=CN=CN2)NC(=O)[C@@H]3CCC(=O)N3)C(=O)N
Synonyms (72)
- TRF
- TRH
- TSH-RF
- PROTIRELIN (EP MONOGRAPH)
- Protirelin (JP18/USAN/INN)
- Protirelina [INN-Spanish]
- Protireline [INN-French]
- Protirelinum [INN-Latin]
- 24305-27-9 (free base)
- 5-oxo-pro-his-pro-nh2
- Abbott 38579
- D-His-Protirelin CRS
- HOLO-TRANSFERRIN
- Human Transferrin
- Lopremone
- PROTIRELIN [MART.]
- Protirelin Acetate
- Protirelin CRS
- Protirelin, synthetic
- Protirelina
- Protireline
- Protirelinum
- PyroGlu-His-prolinamide
- Relefact TRH
- Relefact TRH (TN)
- Rifathyroin
- Ro 8-6270/9
- Stimu-TSH
- Synthetic TRF
- Synthetic TRH
- THYREL TRH
- TRH, Relefact
- TSH-releasing factor
- Thypinone
- Thyrefact
- Thyroliberin
- Thyroliberin TRH Merck
- Thyrotropic-releasing factor
- Thyrotropin-releasing factor
- Trh-cambridge
- [3H]-TRH
- [3H]TRH (human, mouse, rat)
- protirelin
- trh-sr
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