A non-sulfated CCK peptide
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CCK Octapeptide (non-sulfated) (trifluoroacetate salt)

Item No. 24404

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
Formal Name
2-desulfo-cholecystokinin-8 (swine), trifluoroacetate salt
Synonyms
  • Cholecystokinin Octapeptide (26-33)
  • Pancreozymin (C-terminal) Octapeptide
  • SQ 19,265
Molecular Formula
C49H62N10O13S2 • XCF3COOH
Formula Weight
1063.2
Purity
≥95%
Formulation (Request formulation change)
A lyophilized powder
Solubility(Learn about Variance in Solubility)
Formic Acid: 1 mg/ml
SMILES
OC1=CC=C(C[C@H](NC([C@@H](N)CC(O)=O)=O)C(N[C@@H](CCSC)C(NCC(N[C@@H](CC2=CNC3=C2C=CC=C3)C(N[C@@H](CCSC)C(N[C@@H](CC(O)=O)C(N[C@H](C(N)=O)CC4=CC=CC=C4)=O)=O)=O)=O)=O)=O)C=C1.FC(F)(C(O)=O)F
InChi Code
InChI=1S/C49H62N10O13S2.C2HF3O2/c1-73-18-16-34(55-47(70)37(21-28-12-14-30(60)15-13-28)58-44(67)32(50)23-41(62)63)45(68)53-26-40(61)54-38(22-29-25-52-33-11-7-6-10-31(29)33)48(71)56-35(17-19-74-2)46(69)59-39(24-42(64)65)49(72)57-36(43(51)66)20-27-8-4-3-5-9-27;3-2(4,5)1(6)7/h3-15,25,32,34-39,52,60H,16-24,26,50H2,1-2H3,(H2,51,66)(H,53,68)(H,54,61)(H,55,70)(H,56,71)(H,57,72)(H,58,67)(H,59,69)(H,62,63)(H,64,65);(H,6,7)/t32-,34-,35-,36-,37-,38-,39-;/m0./s1
InChi Key
HTIRPVYNGDRDRP-ITZXPNBCSA-N
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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    500 µg

    $51

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    1 mg

    $97

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    Cayman Chemical
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    Product Description

    Cholecystokinin (CCK) octapeptide is a peptide hormone found in the intestine and brain that stimulates digestion, mediates satiety, and is involved in anxiety.1,2 It is a cleavage product of the full CCK preprohormone. CCK octapeptide (non-sulfated) has 1/300th of the activity of sulfated CCK octapeptide.3

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Raybould, H.E., and Lloyd, K.C. Integration of postprandial function in the proximal gastrointestinal tract. Role of CCK and sensory pathways. Ann. N. Y. Acad. Sci. 713(1), 143-156 (1994).

    2. Lydiard, R.B. Neuropeptides and anxiety: Focus on cholecystokinin. Clin. Chem. 40(2), 315-318 (1994).

    3. Ondetti, M.A., Pluščec, J., Sabo, E.F., et al. Synthesis of cholecystokinin-pancreozymin. I. The C-terminal dodecapeptide. J. Am. Chem. Soc. 92(1), 195-199 (1970).