Butrol

About Butrol

Butrol is a process intermediate or related compound of Gadoteridol carrying the CAS registry number 151852-61-8. Formula C18H34N4O9, molecular weight 450.5 g/mol. Systematically, it is named 2-[4,10-bis(carboxymethyl)-7-[(2R,3S)-1,3,4-trihydroxybutan-2-yl]-1,4,7,10-tetrazacyclododec-1-yl]acetic acid.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Process chemists and analysts use it when developing synthetic routes to Gadoteridol, tracking process-related impurities and validating analytical methods. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Gadoteridol

View every impurity, metabolite and intermediate we list for Gadoteridol.

Gadoteridol impurities

Specifications & identifiers

Chemical identifiers
Product name	Butrol
Catalogue No.	VQ-048497
CAS Number	151852-61-8
IUPAC name	2-[4,10-bis(carboxymethyl)-7-[(2R,3S)-1,3,4-trihydroxybutan-2-yl]-1,4,7,10-tetrazacyclododec-1-yl]acetic acid
Molecular formula	C₁₈H₃₄N₄O₉
Molecular weight	450.5 g/mol
Exact mass	450.2326
HSN code	2933
InChIKey	JZNZSKXIEDHOBD-HUUCEWRRSA-N
SMILES	C1CN(CCN(CCN(CCN1CC(=O)O)CC(=O)O)[C@H](CO)[C@@H](CO)O)CC(=O)O
PubChem CID	72058

Physical properties
Physical form	Solid
LogP (XLogP3)	-9.8
H-bond donors / acceptors	6 / 13
TPSA	186 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Butrol?

The CAS Registry Number of Butrol is 151852-61-8.

What is the molecular formula and molecular weight of Butrol?

Butrol has the molecular formula C18H34N4O9 and a molecular weight of 450.5 g/mol. Its IUPAC name is 2-[4,10-bis(carboxymethyl)-7-[(2R,3S)-1,3,4-trihydroxybutan-2-yl]-1,4,7,10-tetrazacyclododec-1-yl]acetic acid.

What is Butrol used for?

Butrol is supplied as a characterised reference material related to Gadoteridol. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Butrol can I order?

We supply Butrol, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Butrol?

Yes. Every lot of Butrol is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Butrol be shipped internationally?

Yes. We export Butrol worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.