MedKoo Cat#: 462747 | Name: Syndyphalin

Description:

WARNING: This product is for research use only, not for human or veterinary use.

Syndyphalin is a synthetic met-enkephalin that increases feed intake in sheep and transiently increases circulating GH concentrations in sheep, rats, and pigs.

Chemical Structure

Syndyphalin
Syndyphalin
CAS#78263-45-3

Theoretical Analysis

MedKoo Cat#: 462747

Name: Syndyphalin

CAS#: 78263-45-3

Chemical Formula: C25H34N4O5S

Exact Mass: 502.2250

Molecular Weight: 502.63

Elemental Analysis: C, 59.74; H, 6.82; N, 11.15; O, 15.92; S, 6.38

Price and Availability

This product is currently not in stock but may be available through custom synthesis. To ensure cost efficiency, the minimum order quantity is 1 gram. The estimated lead time is 2 to 4 months, with pricing dependent on the complexity of the synthesis (typically high for intricate chemistries). Quotes for quantities below 1 gram will not be provided. To request a quote, please click the button below. Note: If this product becomes available in stock in the future, pricing will be listed accordingly.
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Related CAS #
No Data
Synonym
Syndyphalin-33;
IUPAC/Chemical Name
N-(L-tyrosyl)-N-((R)-2-amino-2-(methyl(phenethyl)amino)acetyl)-4-(methylsulfinyl)butanamide
InChi Key
VZHJHDJYSCFOFP-UAQYSYNFSA-N
InChi Code
InChI=1S/C25H34N4O5S/c1-28(15-14-18-7-4-3-5-8-18)23(27)25(33)29(22(31)9-6-16-35(2)34)24(32)21(26)17-19-10-12-20(30)13-11-19/h3-5,7-8,10-13,21,23,30H,6,9,14-17,26-27H2,1-2H3/t21-,23+,35?/m0/s1
SMILES Code
CN([C@H](C(N(C([C@H](Cc1ccc(O)cc1)N)=O)C(CCCS(C)=O)=O)=O)N)CCc2ccccc2
Appearance
Solid powder
Purity
>98% (or refer to the Certificate of Analysis)
Shipping Condition
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
Storage Condition
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).
Solubility
Soluble in DMSO
Shelf Life
>3 years if stored properly
Drug Formulation
This drug may be formulated in DMSO
Stock Solution Storage
0 - 4 C for short term (days to weeks), or -20 C for long term (months).
HS Tariff Code
2934.99.9001
More Info

Preparing Stock Solutions

The following data is based on the product molecular weight 502.63 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
1: Nakamura H, Kiso Y, Motoyoshi S, Yoshida N, Ishii K, Yokoyama Y, Kadokawa T, Shimizu M. Analgesic and other pharmacological activities of an enkephalin analogue, syndyphalin (SD)-25. Eur J Pharmacol. 1982 Nov 19;85(2):133-42. doi: 10.1016/0014-2999(82)90458-7. PMID: 6891334. 2: Cooper TA, Jenkins SJ, Wojakiewicz L, Kattesh HG, Kojima CJ. Effects of weaning and syndyphalin-33 on expression of melanocortinergic appetite- regulating genes in swine. Domest Anim Endocrinol. 2011 Apr;40(3):165-72. doi: 10.1016/j.domaniend.2010.11.001. Epub 2010 Dec 7. PMID: 21194875. 3: Kojima CJ, Jenkins SJ, Cooper TA, Roberts MP, Carroll JA, Kattesh HG. Effects of syndyphalin-33 on feed intake and circulating measures of growth hormone, cortisol, and immune cell populations in the recently weaned pig. J Anim Sci. 2009 Oct;87(10):3218-25. doi: 10.2527/jas.2009-2033. Epub 2009 Jun 19. PMID: 19542501. 4: Buonomo FC, Tou JS, Kaempfe LA. Stimulation of somatotropin secretion following peripheral administration of the tripeptide, syndyphalin 33 in sheep, pigs and rats. Life Sci. 1991;48(20):1953-61. doi: 10.1016/0024-3205(91)90228-4. PMID: 2023526. 5: Obese FY, Whitlock BK, Steele BP, Buonomo FC, Sartin JL. Long-term feed intake regulation in sheep is mediated by opioid receptors. J Anim Sci. 2007 Jan;85(1):111-7. doi: 10.2527/jas.2006-404. PMID: 17179546. 6: Quirion R, Kiso Y, Pert CB. Syndyphalin SD-25: a highly selective ligand for mu opiate receptors. FEBS Lett. 1982 May 17;141(2):203-6. doi: 10.1016/0014-5793(82)80047-1. PMID: 6284554. 7: Kiso Y, Miyazaki T, Akita T, Moritoki H, Takei M, Nakamura H. Syndyphalin-33, a synthetic tripeptide alkylamide with prolonged analgesic activity. FEBS Lett. 1981 Dec 21;136(1):101-4. doi: 10.1016/0014-5793(81)81223-9. PMID: 7319054. 8: Kiso Y, Miyazaki T, Akita T, Nakamura H. Syndyphalin, an enkephalin-like peptide with prolonged subcutaneous analgesic activity. Eur J Pharmacol. 1981 May 8;71(2-3):347-8. doi: 10.1016/0014-2999(81)90039-x. PMID: 7250195. 9: Henichart JP, Carette B, Bernier JL, Houssin R. Opiate receptor interaction of a new analgesic drug 2-piperidinoethyl dibenzylglycolate. Chem Biol Interact. 1985 Feb-Apr;53(1-2):77-87. doi: 10.1016/s0009-2797(85)80086-7. PMID: 2986861.