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Precious metal catalysts

Rh2(cap)4

Also known as Dirhodium(II) tetrakis(caprolactam), Dirhodium tetracaprolactamate, C24H44N4O4Rh2

Formula C24H44N4O4Rh2Molar mass 658.45 g/mol
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Rh2(cap)4 chemical structure, C24H44N4O4Rh2
2D chemical structure

Key facts

What buyers check first

All properties
Formula
C24H44N4O4Rh2
Molar mass
658.45 g/mol
HS code
284390
Category
Precious metal catalysts

What is Rh2(cap)4?

Plain description, key identifiers and synonyms

Rh2(cap)4 is a chemical substance with the molecular formula C24H44N4O4Rh2 and a molar mass of 658.45 g/mol. The IUPAC name is tetrakis(azepan-2-one), bis(rhodium).

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
tetrakis(azepan-2-one), bis(rhodium)
Molecular formula
C24H44N4O4Rh2
MDL number
MFCD00467690, MFCD34166669
InChIKey
SSCZKSBMOZFVCQ-UHFFFAOYSA-N
InChI
InChI=1S/4C6H11NO.2Rh/c4*8-6-4-2-1-3-5-7-6;;/h4*1-5H2,(H,7,8);;
SMILES (canonical and isomeric)
C1CCC(=O)NCC1.C1CCC(=O)NCC1.C1CCC(=O)NCC1.C1CCC(=O)NCC1.[Rh].[Rh]

Synonyms

  • Dirhodium(II) tetrakis(caprolactam)
  • Dirhodium tetracaprolactamate
  • C24H44N4O4Rh2

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
658.45 g/molcalc.
Exact mass
658.1473 Dacalc.
LogP (octanol/water)
2.7calc.
Topological polar surface area
116.4 Ųcalc.
Hydrogen bond donors
4calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
0calc.
Heavy atoms
34calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.83calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
6calc.
Lipinski rule of five
Passes (1 violation)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=C1CCCCCN1

O=C1CCCCCN1

1 ring, 8 atoms, the Caprolactam ring system.

420 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.

Rh2(cap)4 suppliers

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Rh2(cap)4 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 Rh2(cap)4 is traded under.

HS 2843.90Indicative HS code

Amalgams

World exports in 2024
$5.76B
−33.2% vs 2023, imports $3.61B
2019 to 2024
Top exporters
  1. Germany36.9%
  2. Japan23.5%
  3. United States13.0%
Top importers
  1. India * partner reported23.1%
  2. Mexico11.6%
  3. Germany10.9%

* Partner reported figures, a lower bound.

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

The HS code shown for Rh2(cap)4 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Rh2(cap)4, based on the data on this page

What is Rh2(cap)4?

Rh2(cap)4 is a chemical substance with the molecular formula C24H44N4O4Rh2 and a molar mass of 658.45 g/mol. The IUPAC name is tetrakis(azepan-2-one), bis(rhodium).

What is the molecular formula and weight of Rh2(cap)4?

The molecular formula of Rh2(cap)4 is C24H44N4O4Rh2 and its molar mass is 658.45 g/mol.

Is Rh2(cap)4 hazardous?

No GHS hazard classification for Rh2(cap)4 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 Rh2(cap)4?

Rh2(cap)4 is usually classified under HS code 284390 (Colloidal precious metals, inorganic or organic compounds of precious metals, whether or…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Rh2(cap)4?

Post a free request on CompoundList and suppliers of Rh2(cap)4 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Rh2(cap)4?

Suppliers quote Rh2(cap)4 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 Rh2(cap)4

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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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