WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 558370

CAS#: 78668-34-5

Description: Pyclen is an inhibitor of cell death induced by oxidative stress and inhibitor of AB1-40 aggregation induced by Cu2+ ion. It is capable of both preventing and disrupting Cu(2+) induced AB(1-40) aggregation.

Chemical Structure

CAS# 78668-34-5

Theoretical Analysis

MedKoo Cat#: 558370
Name: Pyclen
CAS#: 78668-34-5
Chemical Formula: C11H18N4
Exact Mass: 206.15
Molecular Weight: 206.29
Elemental Analysis: C, 64.05; H, 8.80; N, 27.16

Price and Availability

This product is not in stock, which may be available by custom synthesis. For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge). Quote less than 1g will not be provided. To request quote, please email to sales or click below button.
Note: Price will be listed if it is available in the future.

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Synonym: Pyclen;

IUPAC/Chemical Name: 3,6,9,15-tetrazabicyclo[9.3.1]pentadeca-1(15),11,13-triene


InChi Code: InChI=1S/C11H18N4/c1-2-10-8-13-6-4-12-5-7-14-9-11(3-1)15-10/h1-3,12-14H,4-9H2


Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >3 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.03.00

Preparing Stock Solutions

The following data is based on the product molecular weight 206.29 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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1: Le Fur M, Beyler M, Lepareur N, Fougère O, Platas-Iglesias C, Rousseaux O, Tripier R. Pyclen Tri-n-butylphosphonate Ester as Potential Chelator for Targeted Radiotherapy: From Yttrium(III) Complexation to (90)Y Radiolabeling. Inorg Chem. 2016 Aug 15;55(16):8003-12. doi: 10.1021/acs.inorgchem.6b01135. Epub 2016 Aug 3. PubMed PMID: 27486673.

2: Lincoln KM, Gonzalez P, Richardson TE, Julovich DA, Saunders R, Simpkins JW, Green KN. A potent antioxidant small molecule aimed at targeting metal-based oxidative stress in neurodegenerative disorders. Chem Commun (Camb). 2013 Apr 4;49(26):2712-4. doi: 10.1039/c2cc36808k. PubMed PMID: 23437435; PubMed Central PMCID: PMC4446701.

3: Lincoln KM, Richardson TE, Rutter L, Gonzalez P, Simpkins JW, Green KN. An N-heterocyclic amine chelate capable of antioxidant capacity and amyloid disaggregation. ACS Chem Neurosci. 2012 Nov 21;3(11):919-27. doi: 10.1021/cn300060v. Epub 2012 Aug 31. PubMed PMID: 23173072; PubMed Central PMCID: PMC3503443.

4: Lincoln KM, Offutt ME, Hayden TD, Saunders RE, Green KN. Structural, spectral, and electrochemical properties of nickel(II), copper(II), and zinc(II) complexes containing 12-membered pyridine- and pyridol-based tetra-aza macrocycles. Inorg Chem. 2014 Feb 3;53(3):1406-16. doi: 10.1021/ic402119s. Epub 2014 Jan 17. PubMed PMID: 24437677.

5: Le Fur M, Beyler M, Molnár E, Fougère O, Esteban-Gómez D, Tircsó G, Platas-Iglesias C, Lepareur N, Rousseaux O, Tripier R. The role of the capping bond effect on pyclen (nat)Y(3+)/(90)Y(3+) chelates: full control of the regiospecific N-functionalization makes the difference. Chem Commun (Camb). 2017 Aug 24;53(69):9534-9537. doi: 10.1039/c7cc05088g. PubMed PMID: 28808725.

6: Le Fur M, Beyler M, Molnár E, Fougère O, Esteban-Gómez D, Tircsó G, Platas-Iglesias C, Lepareur N, Rousseaux O, Tripier R. Stable and Inert Yttrium(III) Complexes with Pyclen-Based Ligands Bearing Pendant Picolinate Arms: Toward New Pharmaceuticals for β-Radiotherapy. Inorg Chem. 2018 Feb 19;57(4):2051-2063. doi: 10.1021/acs.inorgchem.7b02953. Epub 2018 Feb 5. PubMed PMID: 29400452.

7: Le Fur M, Molnár E, Beyler M, Fougère O, Esteban-Gómez D, Rousseaux O, Tripier R, Tircsó G, Platas-Iglesias C. Expanding the Family of Pyclen-Based Ligands Bearing Pendant Picolinate Arms for Lanthanide Complexation. Inorg Chem. 2018 Jun 18;57(12):6932-6945. doi: 10.1021/acs.inorgchem.8b00598. Epub 2018 May 30. PubMed PMID: 29846067.

8: Hamon N, Galland M, Le Fur M, Roux A, Duperray A, Grichine A, Andraud C, Le Guennic B, Beyler M, Maury O, Tripier R. Combining a pyclen framework with conjugated antenna for the design of europium and samarium luminescent bioprobes. Chem Commun (Camb). 2018 Jun 12;54(48):6173-6176. doi: 10.1039/c8cc02035c. PubMed PMID: 29845153.

9: Le Fur M, Molnár E, Beyler M, Kálmán FK, Fougère O, Esteban-Gómez D, Rousseaux O, Tripier R, Tircsó G, Platas-Iglesias C. A Coordination Chemistry Approach to Fine-Tune the Physicochemical Parameters of Lanthanide Complexes Relevant to Medical Applications. Chemistry. 2018 Mar 2;24(13):3127-3131. doi: 10.1002/chem.201705528. Epub 2018 Feb 6. PubMed PMID: 29243854.