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Peptides

Ile-Pro

Also known as L-isoleucyl-L-proline, Isoleucyl-Proline, H-Ile-Pro-OH

CAS 37462-92-3Formula C11H20N2O3Molar mass 228.29 g/mol
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Ile-Pro chemical structure, C11H20N2O3, CAS 37462-92-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
37462-92-3
Formula
C11H20N2O3
Molar mass
228.29 g/mol
HS code
293399
Category
Peptides

What is Ile-Pro?

Plain description, key identifiers and synonyms

Ile-Pro is a dipeptide formed from L-isoleucine and L-proline residues. It has a role as a metabolite.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S)-1-[(2S,3S)-2-amino-3-methylpentanoyl]pyrrolidine-2-carboxylic acid
CAS number
37462-92-3 CAS number cross-checked
Molecular formula
C11H20N2O3
MDL number
MFCD02259535
InChIKey
BBIXOODYWPFNDT-CIUDSAMLSA-N
InChI
InChI=1S/C11H20N2O3/c1-3-7(2)9(12)10(14)13-6-4-5-8(13)11(15)16/h7-9H,3-6,12H2,1-2H3,(H,15,16)/t7-,8-,9-/m0/s1
Canonical SMILES
CCC(C)C(N)C(=O)N1CCCC1C(=O)O
Isomeric SMILES
CC[C@H](C)[C@@H](C(=O)N1CCC[C@H]1C(=O)O)N

Synonyms

  • L-isoleucyl-L-proline
  • Isoleucyl-Proline
  • H-Ile-Pro-OH
  • L-Proline, L-isoleucyl-
  • Isoleucylproline
  • (2S)-1-[(2S,3S)-2-amino-3-methylpentanoyl]pyrrolidine-2-carboxylic acid
  • L-Ile-L-Pro
  • (2S)-1-[(2S,3S)-2-amino-3-methyl-pentanoyl]pyrrolidine-2-carboxylic acid

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
228.29 g/molcalc.
Exact mass
228.1474 Dacalc.
LogP (octanol/water)
0.44calc.
Topological polar surface area
83.63 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
4calc.
Heavy atoms
16calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.82calc.
Formal charge
0calc.
Stereocentres
3calc.
Lipinski rule of five
Passes (0 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, C1CCNC1

C1CCNC1

1 ring, 5 atoms, the Pyrrolidine ring system.

22,348 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.

Ile-Pro suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

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Ile-Pro price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

Roles

  • metabolite

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 Ile-Pro is traded under.

HS 2933.99Indicative HS code

Heterocyclic compounds with nitrogen hetero-atom(s) only, other

World exports in 2024
$12.1B
−31.0% vs 2023, imports $28.8B
2019 to 2024
Top exporters
  1. China30.5%
  2. India * partner reported16.3%
  3. Ireland9.0%
Top importers
  1. Slovenia31.7%
  2. Italy24.2%
  3. United States5.0%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Ile-Pro, based on the data on this page

What is Ile-Pro?

Ile-Pro is a dipeptide formed from L-isoleucine and L-proline residues. It has a role as a metabolite.

What is the CAS number of Ile-Pro?

The CAS registry number of Ile-Pro is 37462-92-3.

What is the molecular formula and weight of Ile-Pro?

The molecular formula of Ile-Pro is C11H20N2O3 and its molar mass is 228.29 g/mol.

What is Ile-Pro used for?

Known uses and roles of Ile-Pro include metabolite.

Is Ile-Pro hazardous?

No GHS hazard classification for Ile-Pro 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 Ile-Pro?

Ile-Pro is usually classified under HS code 293399 (Heterocyclic compounds with nitrogen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Ile-Pro?

Post a free request on CompoundList and suppliers of Ile-Pro will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Ile-Pro?

Suppliers quote Ile-Pro 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

Practical guides that help when you source, ship or handle Ile-Pro

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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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