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Screening compounds

Paranyline

Also known as renytoline, Renyltolina, Renyltoline

CAS 1729-61-9Formula C21H16N2Molar mass 296.37 g/mol
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Paranyline chemical structure, C21H16N2, CAS 1729-61-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1729-61-9
Formula
C21H16N2
Molar mass
296.37 g/mol
HS code
292529
Category
Screening compounds

What is Paranyline?

Plain description, key identifiers and synonyms

Paranyline is a chemical substance with the molecular formula C21H16N2 and a molar mass of 296.37 g/mol. Its CAS registry number is 1729-61-9. The IUPAC name is 4-(fluoren-9-ylidenemethyl)benzenecarboximidamide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-(fluoren-9-ylidenemethyl)benzenecarboximidamide
CAS number
1729-61-9 CAS number cross-checked
Molecular formula
C21H16N2
UNII
O2ILF29K8B
InChIKey
WOVTUUKKGNHVFZ-UHFFFAOYSA-N
InChI
InChI=1S/C21H16N2/c22-21(23)15-11-9-14(10-12-15)13-20-18-7-3-1-5-16(18)17-6-2-4-8-19(17)20/h1-13H,(H3,22,23)
SMILES (canonical and isomeric)
C1=CC=C2C(=C1)C3=CC=CC=C3C2=CC4=CC=C(C=C4)C(=N)N

Synonyms

  • renytoline
  • Renyltolina
  • Renyltoline
  • Renyltolinum
  • Renyfoline
  • renitolina
  • Mer 27
  • 9-(p-Amidinobenzylidene)fluorene
  • Benzenecarboximidamide, 4-(9H-fluoren-9-ylidenemethyl)-
  • alpha-(Fluoren-9-yliden)-4-toluamidin
  • p-Toluamidine, alpha-fluoren-9-ylidene-
  • Benzenecarboximidamide, 4-(9H)-fluoren-9-ylidenemethyl)-
  • renytolinum
  • 4-(fluoren-9-ylidenemethyl)benzenecarboximidamide
  • Paranylene, Renytoline
  • 4-((9H-Fluoren-9-ylidene)methyl)benzimidamide
  • Paranylene
  • 4-(9-Fluorenylidenmethyl)benzamidin
  • alpha-Fluoren-9-ylidene-p-toluamidine
  • 4-[(9H-Fluoren-9-ylidene)methyl]benzene-1-carboximidamide

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
296.37 g/molcalc.
Exact mass
296.1313 Dacalc.
LogP (octanol/water)
4.54calc.
Topological polar surface area
49.87 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
2calc.
Heavy atoms
23calc.
Rings
4calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0calc.
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, C(=C1c2ccccc2-c2ccccc21)c1ccccc1

C(=C1c2ccccc2-c2ccccc21)c1ccccc1

4 rings, 20 atoms, the 9-Benzylidenefluorene ring system.

84 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.

Paranyline suppliers

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Paranyline 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 Paranyline is traded under.

HS 2925.29Indicative HS code

Imines and their derivatives, salts thereof, other

World exports in 2024
$1.8B
+12.4% vs 2023, imports $1.84B
2019 to 2024
Top exporters
  1. China35.9%
  2. France * partner reported15.5%
  3. Germany9.1%
Top importers
  1. United States13.3%
  2. China13.0%
  3. Brazil9.7%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Paranyline?

Paranyline is a chemical substance with the molecular formula C21H16N2 and a molar mass of 296.37 g/mol. Its CAS registry number is 1729-61-9. The IUPAC name is 4-(fluoren-9-ylidenemethyl)benzenecarboximidamide.

What is the CAS number of Paranyline?

The CAS registry number of Paranyline is 1729-61-9.

What is the molecular formula and weight of Paranyline?

The molecular formula of Paranyline is C21H16N2 and its molar mass is 296.37 g/mol.

What is Paranyline used for?

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

Is Paranyline hazardous?

No GHS hazard classification for Paranyline 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 Paranyline?

Paranyline is usually classified under HS code 292529 (Imines and their derivatives, salts thereof, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Paranyline?

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

What is the price of Paranyline?

Suppliers quote Paranyline 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 Paranyline

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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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