ChemAbout

ChemAbout is a B2B platform where chemical buyers and suppliers discover each other.

Post a purchase requestList your products (for suppliers)
© 2026 ChemAbout
Compound Index|Demand Board|Insights|Exhibitions|Compliance|Help Center|Privacy Policy|Terms of Service|[email protected]
Home/Compounds/Pharmaceutical Intermediate/Calcium 2,2'-[7-(carboxymethyl)-10-(1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecane-1,4-diyl]diacetate
C18H32CaN4O9
488.5 g/mol
Pharmaceutical Intermediate

Calcobutrol

CAS151878-23-8
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate

Calcobutrol is a calcium chelate of a butrol derivative, used as an intermediate in pharmaceutical manufacturing for diagnostic imaging agents.

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.

Sourcing Calcobutrol?

Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.

Post a Purchase Request→Supplier? List your product for this CAS→

Related Compounds

StrongSame Parent

Gadobutrol

CAS770691-21-9

pharmaceutical raw material

StrongSame Parent

Gadovist

CAS138071-82-6

pharmaceutical raw material

SimilarStructure SimilarSimilarity 0.73

2,2'-(4,10-bis(1,3,4-Trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecane-1,7-diyl)diacetic acid

CAS2514736-58-2

pharmaceutical intermediate

SimilarStructure SimilarSimilarity 0.73

2,2'-(4,10-Bis(1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecane-1,7-diyl)diacetic acid tetrahydrochloride

CAS2514736-59-3

pharmaceutical raw material

ReferenceSame Category

9-(2-Deoxypentofuranosyl)-2-fluoro-6-[2-(trimethylsilyl)ethoxy]-9H-purine

CAS151900-41-3

pharmaceutical intermediate

ReferenceSame Category

2-Chloro-4-fluorobenzylamine

CAS15205-11-5

pharmaceutical intermediate

ReferenceSame Category

N,N'-Di-Boc-1H-pyrazole-1-carboxamidine

CAS152120-54-2

pharmaceutical intermediate

ReferenceSame Category

(S)-4-(4-Aminobenzyl)-2(1H)-oxazolidinone

CAS152305-23-2

pharmaceutical intermediate

Customs Tariff Classification

The international HS code for Calcobutrol (CAS 151878-23-8) is 2933.99.

HS code (international, 6-digit)

2933.99

EU CN code (8-digit)

2933 99 80

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

calcium;2-[4,10-bis(carboxylatomethyl)-7-[(2R,3S)-1,3,4-trihydroxybutan-2-yl]-1,4,7,10-tetrazacyclododec-1-yl]acetate;hydron

InChIKey

GCLKDXFGQNCFQW-CTHHTMFSSA-L

SMILES

[H+].C1CN(CCN(CCN(CCN1CC(=O)[O-])CC(=O)[O-])[C@H](CO)[C@@H](CO)O)CC(=O)[O-].[Ca+2]

Synonyms (4)
  • CALCOBUTROLUM
  • Calciumbutrol
  • Calcobutrol

Sourcing Calcobutrol?

Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.

Post a Purchase Request→Supplier? List your product for this CAS→