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Heterocyclic building blocks

BL 14

Also known as N-(5-Pyrrolidinopent-3-ynyl)succinimide, 1-(5-(1-Pyrrolidinyl)-3-pentynyl)-2,5-pyrrolidinedione, 1-(5-pyrrolidin-1-ylpent-3-ynyl)pyrrolidine-2,5-dione

CAS 29573-76-0Formula C13H18N2O2Molar mass 234.30 g/mol
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BL 14 chemical structure, C13H18N2O2, CAS 29573-76-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
29573-76-0
Formula
C13H18N2O2
Molar mass
234.30 g/mol
HS code
293379
Category
Heterocyclic building blocks

What is BL 14?

Plain description, key identifiers and synonyms

BL 14 is a chemical substance with the molecular formula C13H18N2O2 and a molar mass of 234.30 g/mol. Its CAS registry number is 29573-76-0. The IUPAC name is 1-(5-pyrrolidin-1-ylpent-3-ynyl)pyrrolidine-2,5-dione.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1-(5-pyrrolidin-1-ylpent-3-ynyl)pyrrolidine-2,5-dione
CAS number
29573-76-0 CAS number cross-checked
Molecular formula
C13H18N2O2
UNII
AEA27ZXW65
InChIKey
NXAFJDDDPHVQDC-UHFFFAOYSA-N
InChI
InChI=1S/C13H18N2O2/c16-12-6-7-13(17)15(12)11-3-1-2-8-14-9-4-5-10-14/h3-11H2
SMILES (canonical and isomeric)
C1CCN(C1)CC#CCCN2C(=O)CCC2=O

Synonyms

  • N-(5-Pyrrolidinopent-3-ynyl)succinimide
  • 1-(5-(1-Pyrrolidinyl)-3-pentynyl)-2,5-pyrrolidinedione
  • 1-(5-pyrrolidin-1-ylpent-3-ynyl)pyrrolidine-2,5-dione
  • 1-[5-(Pyrrolidin-1-yl)pent-3-yn-1-yl]pyrrolidine-2,5-dione
  • 1-(5-Pyrrolidino-3-pentynyl)succinimide
  • Succinimide, N-(5-pyrrolidino-3-pentynyl)-
  • N-(5-Pyrrolidino-pent-3-ynyl)succinimide-dihydrogen
  • 1-[5-(1-Pyrrolidinyl)-3-pentyn-1-yl]-2,5-pyrrolidinedione
  • 2,5-Pyrrolidinedione, 1-(5-(1-pyrrolidinyl)-3-pentynyl)-
  • 2,5-Pyrrolidinedione, 1-(5-(1-pyrrolidinyl)-3-pentyn-1-yl)-

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
234.30 g/molcalc.
Exact mass
234.1368 Dacalc.
LogP (octanol/water)
0.62calc.
Topological polar surface area
40.62 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
3calc.
Heavy atoms
17calc.
Rings
2calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.69calc.
Formal charge
0calc.
Stereocentres
0calc.
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, O=C1CCC(=O)N1CCC#CCN1CCCC1

O=C1CCC(=O)N1CCC#CCN1CCCC1

2 rings, 17 atoms. This chemical is the scaffold itself.

1 other chemical 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.

BL 14 suppliers

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BL 14 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

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 BL 14 is traded under.

HS 2933.79Indicative HS code

Lactams, other lactams

World exports in 2024
$16.2B
−64.4% vs 2023, imports $15.4B
2019 to 2024
Top exporters
  1. Ireland37.0%
  2. France * partner reported15.6%
  3. Spain11.3%
Top importers
  1. Germany27.8%
  2. Ireland18.9%
  3. Panama * partner reported12.9%

* Partner reported figures, a lower bound.

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

The HS code shown for BL 14 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about BL 14, based on the data on this page

What is BL 14?

BL 14 is a chemical substance with the molecular formula C13H18N2O2 and a molar mass of 234.30 g/mol. Its CAS registry number is 29573-76-0. The IUPAC name is 1-(5-pyrrolidin-1-ylpent-3-ynyl)pyrrolidine-2,5-dione.

What is the CAS number of BL 14?

The CAS registry number of BL 14 is 29573-76-0.

What is the molecular formula and weight of BL 14?

The molecular formula of BL 14 is C13H18N2O2 and its molar mass is 234.30 g/mol.

What is BL 14 used for?

Known uses and roles of BL 14 include building blocks in research and laboratory and screening compounds in research and laboratory.

Is BL 14 hazardous?

No GHS hazard classification for BL 14 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 BL 14?

BL 14 is usually classified under HS code 293379 (Lactams, other lactams). This is indicative, confirm it with your customs broker before shipping.

Where can I buy BL 14?

Post a free request on CompoundList and suppliers of BL 14 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of BL 14?

Suppliers quote BL 14 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 BL 14

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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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