Cookies disclaimer

I agree Our site saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing our website without changing the browser settings you grant us permission to store that information on your device.

H26525 1-Benzyl-1,4,7,10-tetraazacyclododecane

CAS Number

Stock No. Size Price ($) Quantity Availability
H26525-MD 250mg 157.00
H26525-03 1g 387.00
Add to Cart Bulk/Specialty Print Quote View Item



Chemical Properties

Formula Weight
Melting point
Storage & Sensitivity
Hygroscopic. Ambient temperatures.
Soluble in water.


Used as ligands for catalysts.


Keep container tightly sealed. Store in cool, dry conditions in well sealed containers. Store under dry inert gas. It is hygroscopic in nature. Incompatible with oxidizing agents.

Literature References

F Chuburu.; M Le Baccon.; H Handel. Stoichiometric mono N-functionalization of cyclen via a boron protected intermediate. Tetrahedron. 2001, 57 (12), 2385-2390.

Stephan W. Kohl.; Katharina Kuse.; Markus Hummert.; Herbert Schumann.; Clemens Mügge.; Katharina Janek.; Hardy Weißhoff. New Synthetic Routes for 1-Benzyl-1,4,7,10-tetraazacyclododecane and 1,4,7,10-Tetraazacyclododecane-1-acetic Acid Ethyl Ester, Important Starting Materials for Metal-coded DOTA-Based Affinity Tags. Zeitschrift für Naturforschung B. 2007, 62 (3), 397-406.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P337+P313-P362-P501c

Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Harmonized Tariff Code


  • H31519

    Hydrogen chloride, 5 to 6M soln. in 2-propanol, pure
  • H65633

    4-trans-Hydroxy-L-proline ethyl ester hydrochloride, 97%
  • 36424

    Sodium formate, ACS, 99.0% min
  • B23110

    Bromocycloheptane, 97%
  • B24793

    Methyl 2-trifluoromethylsulfonyloxy-1-naphthoate, 98%

Recently Viewed


Life Science

Metals & Materials


Analytical & Labware