trans-N-Dibenzyl-Cyclen

Name: trans-N-Dibenzyl-Cyclen
Brand: Zemixal
SKU: ZX-026181

Reference StandardAvailable on request

Buy trans-N-Dibenzyl-Cyclen (CAS 156970-79-5) from Zemixal. Request a quote with price, lead time and documents. Part of our API Impurities range.

Pack sizes

trans-N-Dibenzyl-Cyclen chemical structure

CAS number156970-79-5

FormulaC₂₂H₃₂N₄

Molar mass352.5 g/mol

Physical formSolid

HS code38229090

InChIKeyCLXIHHGLHPVIIQ-UHFFFAOYSA-N

IUPAC name1,7-dibenzyl-1,4,7,10-tetrazacyclododecane

About trans-N-Dibenzyl-Cyclen

trans-N-Dibenzyl-Cyclen belongs to the Gadobutrol reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 156970-79-5, formula C22H32N4 and molar mass 352.5 g/mol. It is handled as a solid.

Common uses in the lab and plant

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Storage and safety notes

Hazard communication follows GHS (Warning: H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Gadobutrol

See every impurity, metabolite and related compound we list for this API.

Gadobutrol standards

Typical uses

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of trans-N-Dibenzyl-Cyclen
Product name	trans-N-Dibenzyl-Cyclen
Catalogue number	ZX-026181
CAS number	156970-79-5
IUPAC name	1,7-dibenzyl-1,4,7,10-tetrazacyclododecane
Molecular formula	C₂₂H₃₂N₄
Molar mass	352.5 g/mol
Exact mass	352.2627
Grade	Reference Standard
Physical form	Solid
XLogP3	2.2
H-bond donors / acceptors	2 / 4
Topological polar surface area	30.5 Å²
HS code	38229090
InChIKey	CLXIHHGLHPVIIQ-UHFFFAOYSA-N
SMILES	C1CN(CCNCCN(CCN1)CC2=CC=CC=C2)CC3=CC=CC=C3
PubChem CID	11121723
Synonyms	1,7-Dibenzyl-1,4,7,10-tetraazacyclododecane, 1,4,7,10-Tetraazacyclododecane, 1,7-bis(phenylmethyl)-, 1,7-Bis(phenylmethyl)-1,4,7,10-tetraazacyclododecane

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Signal word Warning

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of trans-N-Dibenzyl-Cyclen
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about trans-N-Dibenzyl-Cyclen

Which CAS number identifies trans-N-Dibenzyl-Cyclen?

trans-N-Dibenzyl-Cyclen is registered under CAS 156970-79-5. You may also see it listed as 1,7-Dibenzyl-1,4,7,10-tetraazacyclododecane, 1,4,7,10-Tetraazacyclododecane, 1,7-bis(phenylmethyl)-, 1,7-Bis(phenylmethyl)-1,4,7,10-tetraazacyclododecane. Our catalogue number for this item is ZX-026181.

What are the formula and molar mass of trans-N-Dibenzyl-Cyclen?

For trans-N-Dibenzyl-Cyclen, its formula is C22H32N4 and its molar mass is 352.5 g/mol. The systematic (IUPAC) name is 1,7-dibenzyl-1,4,7,10-tetrazacyclododecane. InChIKey CLXIHHGLHPVIIQ-UHFFFAOYSA-N lets you match it in any structure database.

How is trans-N-Dibenzyl-Cyclen used in pharmaceutical QC?

trans-N-Dibenzyl-Cyclen is a characterised reference material linked to Gadobutrol. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for trans-N-Dibenzyl-Cyclen?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with trans-N-Dibenzyl-Cyclen?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship trans-N-Dibenzyl-Cyclen to my country?

Yes. Because trans-N-Dibenzyl-Cyclen is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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