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Deltakephalin

Also known as DTLET, Tyrosyl-threonyl-glycyl-phenylalanyl-leucyl-threonine, Enkephalin leu, thr(2)-thr(6)-

CAS 85286-38-0Formula C34H48N6O10Molar mass 700.79 g/mol
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Deltakephalin chemical structure, C34H48N6O10, CAS 85286-38-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
85286-38-0
Formula
C34H48N6O10
Molar mass
700.79 g/mol
HS code
292429
Category
Peptides

What is Deltakephalin?

Plain description, key identifiers and synonyms

Deltakephalin is a chemical substance with the molecular formula C34H48N6O10 and a molar mass of 700.79 g/mol. Its CAS registry number is 85286-38-0. The IUPAC name is (2R,3R)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2R,3S)-2-[[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxybutanoyl]amino]acetyl]amino]-3-phenylpropanoyl]amino]-4-methylpentanoyl]amino]-3-hydroxybutanoic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2R,3R)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2R,3S)-2-[[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxybutanoyl]amino]acetyl]amino]-3-phenylpropanoyl]amino]-4-methylpentanoyl]amino]-3-hydroxybutanoic acid
CAS number
85286-38-0 CAS number cross-checked
Molecular formula
C34H48N6O10
InChIKey
WJEFCEUSQYDJIF-RNJDTFMWSA-N
InChI
InChI=1S/C34H48N6O10/c1-18(2)14-25(32(47)40-29(20(4)42)34(49)50)38-31(46)26(16-21-8-6-5-7-9-21)37-27(44)17-36-33(48)28(19(3)41)39-30(45)24(35)15-22-10-12-23(43)13-11-22/h5-13,18-20,24-26,28-29,41-43H,14-17,35H2,1-4H3,(H,36,48)(H,37,44)(H,38,46)(H,39,45)(H,40,47)(H,49,50)/t19-,20+,24-,25-,26-,28+,29+/m0/s1
Canonical SMILES
CC(C)CC(NC(=O)C(Cc1ccccc1)NC(=O)CNC(=O)C(NC(=O)C(N)Cc1ccc(O)cc1)C(C)O)C(=O)NC(C(=O)O)C(C)O
Isomeric SMILES
C[C@@H]([C@H](C(=O)NCC(=O)N[C@@H](CC1=CC=CC=C1)C(=O)N[C@@H](CC(C)C)C(=O)N[C@H]([C@@H](C)O)C(=O)O)NC(=O)[C@H](CC2=CC=C(C=C2)O)N)O

Synonyms

  • DTLET
  • Tyrosyl-threonyl-glycyl-phenylalanyl-leucyl-threonine
  • Enkephalin leu, thr(2)-thr(6)-
  • Leu-enkephalin, thr(2)-thr(6)-
  • Thr(2)-leu(5)-enkephalyl-thr(6)
  • 2-Threonyl-6-threonyl-5-leucine enkephalin
  • Leucine enkephalin, 2-threonyl-6-threonyl-
  • Tyr-D-thr-gly-phe-leu-thr
  • L-Threonine, N-(N-(N-(N-(N-L-tyrosyl-D-threonyl)glycyl)-L-phenylalanyl)-L-leucyl)-
  • (D-Thr2)-Leu-Enkephalin-Thr
  • H-Y(dT)GFLT-OH
  • H-Tyr-D-Thr-Gly-Phe-Leu-Thr-OH
  • N-(N-(N-(N-(N-L-Tyrosyl-D-threonyl)glycyl)-L-phenylalanyl)-L-leucyl)-L-threonine

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
700.79 g/molcalc.
Exact mass
700.3432 Dacalc.
LogP (octanol/water)
-1.55calc.
Topological polar surface area
269.5 Ųcalc.
Hydrogen bond donors
10calc.
Hydrogen bond acceptors
10calc.
Rotatable bonds
19calc.
Heavy atoms
50calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.47calc.
Formal charge
0calc.
Stereocentres
7calc.
Lipinski rule of five
Fails (2 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C(CCc1ccccc1)NCC(=O)NCC(=O)NCCc1ccccc1

O=C(CCc1ccccc1)NCC(=O)NCC(=O)NCCc1ccccc1

2 rings, 27 atoms.

297 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Deltakephalin suppliers

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Deltakephalin price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Deltakephalin is traded under.

HS 2924.29Indicative HS code

Cyclic amides (including cyclic carbamates) and their derivatives, salts thereof, other

World exports in 2024
$5.69B
−5.1% vs 2023, imports $5.8B
2019 to 2024
Top exporters
  1. China32.3%
  2. Switzerland * partner reported13.6%
  3. Norway * partner reported12.8%
Top importers
  1. United States15.9%
  2. Ireland15.8%
  3. Germany11.9%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Deltakephalin is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Deltakephalin, based on the data on this page

What is Deltakephalin?

Deltakephalin is a chemical substance with the molecular formula C34H48N6O10 and a molar mass of 700.79 g/mol. Its CAS registry number is 85286-38-0.

What is the CAS number of Deltakephalin?

The CAS registry number of Deltakephalin is 85286-38-0.

What is the molecular formula and weight of Deltakephalin?

The molecular formula of Deltakephalin is C34H48N6O10 and its molar mass is 700.79 g/mol.

Is Deltakephalin hazardous?

No GHS hazard classification for Deltakephalin is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Deltakephalin?

Deltakephalin is usually classified under HS code 292429 (Cyclic amides (including cyclic carbamates) and their derivatives, salts thereof, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Deltakephalin?

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What is the price of Deltakephalin?

Suppliers quote Deltakephalin on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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