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MedKoo Cat#: 597929 | Name: Enkephalin-leu, ala(2)-ser(6)-

Description:

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

Enkephalin-leu, ala(2)-ser(6)- is active at the delta (non-complexed) opioid receptor.

Chemical Structure

Enkephalin-leu, ala(2)-ser(6)-
Enkephalin-leu, ala(2)-ser(6)-
CAS#132930-82-6

Theoretical Analysis

MedKoo Cat#: 597929

Name: Enkephalin-leu, ala(2)-ser(6)-

CAS#: 132930-82-6

Chemical Formula: C32H44N6O9

Exact Mass: 656.3170

Molecular Weight: 656.73

Elemental Analysis: C, 58.52; H, 6.75; N, 12.80; O, 21.93

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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Synonym
Enkephalin-leu, ala(2)-ser(6)-; DALES; 2-Ala-6-ser-leu-enkephalin;
IUPAC/Chemical Name
L-tyrosyl-D-alanylglycyl-L-phenylalanyl-L-leucyl-L-serine
InChi Key
XEKYMJYXJCEDGQ-DDFGHHCKSA-N
InChi Code
InChI=1S/C32H44N6O9/c1-18(2)13-24(30(44)38-26(17-39)32(46)47)37-31(45)25(15-20-7-5-4-6-8-20)36-27(41)16-34-28(42)19(3)35-29(43)23(33)14-21-9-11-22(40)12-10-21/h4-12,18-19,23-26,39-40H,13-17,33H2,1-3H3,(H,34,42)(H,35,43)(H,36,41)(H,37,45)(H,38,44)(H,46,47)/t19-,23+,24+,25+,26+/m1/s1
SMILES Code
OC[C@@H](C(O)=O)NC([C@H](CC(C)C)NC([C@H](CC1=CC=CC=C1)NC(CNC([C@@H](C)NC([C@H](CC2=CC=C(O)C=C2)N)=O)=O)=O)=O)=O
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
2934.99.03.00
More Info

Preparing Stock Solutions

The following data is based on the product molecular weight 656.73 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: Fedotov VP, Ivanenko TI, Gudoshnikov VI, Bushueva GI, Batrameeva LA. [Effect of met enkephalin, leu enkephalin and their retro analogs on the lactotropic function of the pituitary gland]. Probl Endokrinol (Mosk). 1983 Sep-Oct;29(5):48-54. Russian. PubMed PMID: 6647430. 2: Ozalp A, Barroso B, Meijer J, van den Beld C. Pre-analytical stability of methionine-enkephalin and leucine-enkephalin in human plasma. Anal Biochem. 2018 Jul 4. pii: S0003-2697(18)30256-2. doi: 10.1016/j.ab.2018.07.001. [Epub ahead of print] PubMed PMID: 29981318.

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