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Tesamorelin research vial
Research compound

Tesamorelin

Tesamorelin is a synthetic analogue of full-length GHRH(1-44) carrying an N-terminal trans-3-hexenoyl group that improves stability against DPP-4. It has been studied in experimental models of GHRH receptor signaling and growth hormone / IGF-1 axis regulation.

CAS Number218949-48-5
Molecular FormulaC221H366N72O67S
Molecular Weight5135.86 g/mol
Available as10mg
Latest lotTESA1026 · May 8, 2026

For in-vitro laboratory research only. Not for human or veterinary use.

Reference data

CAS#218949-48-5
FormulaC221H366N72O67S
M.W.5135.86 g/mol
Research use only · not for human or veterinary use

Lab reports

Lot TESA1026 · 10mg
Tested May 8, 2026
98.66% HPLCView

Storage & handling

Store lyophilized material at -20°C, protected from light and moisture.

Handle in a laboratory setting using appropriate personal protective equipment.

Questions about Tesamorelin

What is Tesamorelin?

Tesamorelin is a synthetic analogue of full-length GHRH(1-44) carrying an N-terminal trans-3-hexenoyl group that improves stability against DPP-4. It has been studied in experimental models of GHRH receptor signaling and growth hormone / IGF-1 axis regulation.

What is the CAS number of Tesamorelin?

The CAS registry number of Tesamorelin is 218949-48-5.

What is the molecular formula and weight of Tesamorelin?

Molecular Formula: C221H366N72O67S. Molecular Weight: 5135.86 g/mol.

How is Tesamorelin tested?

Every lot of Tesamorelin is analysed by an independent, third-party laboratory using HPLC for identity and purity. The Certificate of Analysis for each lot — lot number, test date and result — is published and listed on this page.

How should Tesamorelin be stored?

Store lyophilized material at -20°C, protected from light and moisture.

Is Tesamorelin for human use?

No. Tesamorelin is sold strictly for in-vitro laboratory research by qualified researchers aged 21 and over. It is not for human or veterinary use and is not a drug, food, supplement or cosmetic.

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