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Pentetreotide

Also known as: Pentreotide, DTPA-SMS, DTPA-octreotide, [DTPA-D-Phe1]octreotide, Unii-G083B71p98, N-(2-((2-(Bis(carboxymethyl)amino)ethyl)(carboxymethyl)amino)ethyl)-N-(carboxymethyl)glycyl-D-phenylalanyl-L-cysteinyl-L-phenylalanyl-D-tryptophyl-L-lysyl-L-threonyl-N-((1R,2R)-2-hydroxy-1-(hydroxymethyl)propyl)-L-cysteinamide cyclic (3-8)-disulfide, N-[2-[[2-[Bis(carboxymethyl)amino]ethyl](carboxymethyl)amino]ethyl]-N-(carboxymethyl)-Gly-D-Phe-L-Cys(1)-L-Phe-D-Trp-L-Lys-L-Thr-L-Cys(1)-[(1R,2R)-2-hydroxy-1-(hydroxymethyl)propyl]-NH2, L-Cysteinamide, N-[2-[[2-bis(carboxymethyl)amino]-ethyl](carboxymethyl)amino]ethyl]-N-(carboxymethyl)glycyl-D-phenylalanyl-L-cysteinyl-L-phenylalanyl-D-tryptophyl-L-lysyl-L-threonyl-N-[(1R,2R)-2-hydroxy-1-(hydroxymethyl)propyl]-, cyclic (3-8)-disulfide, CA index name: L-Cysteinamide, N-[2-[[2-bis(carboxymethyl)amino]-ethyl](carboxymethyl)amino]ethyl]-N-(carboxymethyl)glycyl-; D-phenylalanyl-L-cysteinyl-L-phenylalanyl-D-tryptophyl-L-lysyl-L-threonyl-N-[(1R,2R)-2-hydroxy-1-(hydroxymethyl)propyl]-, cyclic (3-8)-disulfide

Pentetreotide (CAS 138661-02-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C63H87N13O19S2 and a molecular weight of 1394.59100 g/mol. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
138661-02-6
Jingsj CID
J-1976329-7
Molecular Formula
C63H87N13O19S2
Molecular Weight
1394.59100 g/mol
Category
Pharma Intermediates
Last updated
11/2/2026
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Physicochemical Properties

Exact Mass1379.55000
PSA544.82000

Activity & Biological Data

Additional Information[1]. Al-Suqri B. 111 In-pentetreotide SPECT CT Value in Follow-up of Patients with Neuro-Endocrine Tumors. Oman Med J. 2014 Sep;29(5):362-4. [2]. Masuda R, et al. Concise site-specific synthesis of DTPA-peptide conjugates: application to imaging probes for the chemokine receptor CXCR4. Bioorg Med Chem. 2011 May 15;19(10):3216-20.

Frequently Asked Questions

What is the CAS number of Pentetreotide?

The CAS number of Pentetreotide is 138661-02-6.

What are the molecular formula and molecular weight of Pentetreotide?

Pentetreotide has molecular formula C63H87N13O19S2 and molecular weight 1394.59100 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Pentetreotide (CAS 138661-02-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1976329-7 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.