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Heterocyclic building blocks

Prolinyl

Also known as (2S)-pyrrolidine-2-carbaldehyde, (S)-Pyrrolidine-2-carbaldehyde, L-Proline-2-chlorotrityl resin

CAS 88218-12-6Formula C5H9NOMolar mass 99.13 g/mol
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Prolinyl chemical structure, C5H9NO, CAS 88218-12-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
88218-12-6
Formula
C5H9NO
Molar mass
99.13 g/mol
HS code
293399
Category
Heterocyclic building blocks

What is Prolinyl?

Plain description, key identifiers and synonyms

Prolinyl is a chemical substance with the molecular formula C5H9NO and a molar mass of 99.13 g/mol. Its CAS registry number is 88218-12-6. The IUPAC name is (2S)-pyrrolidine-2-carbaldehyde.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S)-pyrrolidine-2-carbaldehyde
CAS number
88218-12-6 CAS number cross-checked
Molecular formula
C5H9NO
MDL number
MFCD00801415
InChIKey
JIDDDPVQQUHACU-YFKPBYRVSA-N
InChI
InChI=1S/C5H9NO/c7-4-5-2-1-3-6-5/h4-6H,1-3H2/t5-/m0/s1
Canonical SMILES
O=CC1CCCN1
Isomeric SMILES
C1C[C@H](NC1)C=O

Synonyms

  • (2S)-pyrrolidine-2-carbaldehyde
  • (S)-Pyrrolidine-2-carbaldehyde
  • L-Proline-2-chlorotrityl resin
  • H-L-Pro-2-chlorotrityl resin (100-200 mesh, > 0.5 mmol/g)
  • H-L-Pro-2-chlorotrityl resin (200-400 mesh, 0.4-1.2 mmol/g)

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
99.13 g/molcalc.
Exact mass
99.0684 Dacalc.
LogP (octanol/water)
-0.06calc.
Topological polar surface area
29.1 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
1calc.
Heavy atoms
7calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.8calc.
Formal charge
0calc.
Stereocentres
1calc.
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.

Prolinyl suppliers

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Prolinyl price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

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 Prolinyl 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 Prolinyl is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Prolinyl?

Prolinyl is a chemical substance with the molecular formula C5H9NO and a molar mass of 99.13 g/mol. Its CAS registry number is 88218-12-6. The IUPAC name is (2S)-pyrrolidine-2-carbaldehyde.

What is the CAS number of Prolinyl?

The CAS registry number of Prolinyl is 88218-12-6.

What is the molecular formula and weight of Prolinyl?

The molecular formula of Prolinyl is C5H9NO and its molar mass is 99.13 g/mol.

What is Prolinyl used for?

Known uses and roles of Prolinyl include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Prolinyl hazardous?

No GHS hazard classification for Prolinyl 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 Prolinyl?

Prolinyl 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 Prolinyl?

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

What is the price of Prolinyl?

Suppliers quote Prolinyl 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 Prolinyl

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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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