(D-Pen2,Pen5)-Enkephalin

(D-PEN2,PEN5)-ENKEPHALIN

Also known as: (4R,7S,13S)-13-[[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]amino]-7-benzyl-3,3,14,14-tetramethyl-6,9,12-trioxo-1,2-dithia-5,8,11-triazacyclotetradecane-4-carboxylic acid, (4S,7S,13S)-7-Benzyl-3,3,14,14-tetramethyl-6,9,12-trioxo-13-(L-tyrosylamino)-1,2-dithia-5,8,11-triazacyclotetradecane-4-carboxylic acid, 1,2-Dithia-5,8,11-triazacyclotetradecane-4-carboxylic acid, 13-[[(2S)-2-amino-3-(4-hydroxyphenyl)-1-oxopropyl]amino]-3,3,14,14-tetramethyl-6,9,12-trioxo-7-(phenylmethyl)-, (4S,7S,13S)-, DPDPE, DPLPE, H-TYR-D-PEN-GLY-PHE-PEN-OH, H-Tyr-D-Pen-Gly-Phe-Pen-OH (Disulfide bond), L-Tyr-D-Pen-Glu-L-Phe-L-Pen-OH, TYR-D-PEN-GLY-PHE-PEN, Tyr-D-Pen-Gly-Phe-D-Pen (Disulfide bridge D-Pen2-D-Pen5), [D-PEN2,L-PEN5]-ENKEPHALIN, [D-Pen2,Pen5]-Enkephalin

(D-Pen2,Pen5)-Enkephalin (CAS 88373-72-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C30H39N5O7S2 and a molecular weight of 645.790 g/mol. It is also known as (4R,7S,13S)-13-[[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]amino]-7-benzyl-3,3,14,14-tetramethyl-6,9,12-trioxo-1,2-dithia-5,8,11-triazacyclotetradecane-4-carboxylic acid, (4S,7S,13S)-7-Benzyl-3,3,14,14-tetramethyl-6,9,12-trioxo-13-(L-tyrosylamino)-1,2-dithia-5,8,11-triazacyclotetradecane-4-carboxylic acid and 1,2-Dithia-5,8,11-triazacyclotetradecane-4-carboxylic acid, 13-[[(2S)-2-amino-3-(4-hydroxyphenyl)-1-oxopropyl]amino]-3,3,14,14-tetramethyl-6,9,12-trioxo-7-(phenylmethyl)-, (4S,7S,13S)-. Key properties include a boiling point of 1038.6±65.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 581.9±34.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
88373-72-2
Jingsj CID
J-1974384-6
Molecular Formula
C30H39N5O7S2
Chinese Name
(D-PEN2,PEN5)-ENKEPHALIN
Molecular Weight
645.790 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point1038.6±65.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point581.9±34.3 °C

Frequently Asked Questions

What is the CAS number of (D-Pen2,Pen5)-Enkephalin?

The CAS number of (D-Pen2,Pen5)-Enkephalin is 88373-72-2.

What are the molecular formula and molecular weight of (D-Pen2,Pen5)-Enkephalin?

(D-Pen2,Pen5)-Enkephalin has molecular formula C30H39N5O7S2 and molecular weight 645.790 g/mol.

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

Last updated:

How to cite: Jingsj. "(D-Pen2,Pen5)-Enkephalin (CAS 88373-72-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1974384-6 (accessed 2026-10-26).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.