CompoundList
Sign in
Screening compounds

Retinal dimer

Also known as all-trans-retinal dimer, atRAL dimer, 6-Methyl-4,6-bis((1E,3E,5E)-4-methyl-6-(2,6,6-trimethylcyclohex-1-en-1-yl)hexa-1,3,5-trien-1-yl)cyclohexa-1,3-dienecarbaldehyde

CAS 193532-21-7Formula C40H54OMolar mass 550.87 g/mol
Get quotes Safety data
Retinal dimer chemical structure, C40H54O, CAS 193532-21-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
193532-21-7
Formula
C40H54O
Molar mass
550.87 g/mol
HS code
291229
Category
Screening compounds

What is Retinal dimer?

Plain description, key identifiers and synonyms

Retinal dimer is a chemical substance with the molecular formula C40H54O and a molar mass of 550.87 g/mol. Its CAS registry number is 193532-21-7. The IUPAC name is 6-methyl-4,6-bis[(1E,3E,5E)-4-methyl-6-(2,6,6-trimethylcyclohexen-1-yl)hexa-1,3,5-trienyl]cyclohexa-1,3-diene-1-carbaldehyde.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
6-methyl-4,6-bis[(1E,3E,5E)-4-methyl-6-(2,6,6-trimethylcyclohexen-1-yl)hexa-1,3,5-trienyl]cyclohexa-1,3-diene-1-carbaldehyde
CAS number
193532-21-7
Molecular formula
C40H54O
InChIKey
JHCJKXALYCOPEL-OELGEJODSA-N
InChI
InChI=1S/C40H54O/c1-30(19-23-36-32(3)16-12-25-38(36,5)6)14-10-18-34-21-22-35(29-41)40(9,28-34)27-11-15-31(2)20-24-37-33(4)17-13-26-39(37,7)8/h10-11,14-15,18-24,27,29H,12-13,16-17,25-26,28H2,1-9H3/b18-10+,23-19+,24-20+,27-11+,30-14+,31-15+
Canonical SMILES
CC(C=CC1=C(C)CCCC1(C)C)=CC=CC1=CC=C(C=O)C(C)(C=CC=C(C)C=CC2=C(C)CCCC2(C)C)C1
Isomeric SMILES
CC1=C(C(CCC1)(C)C)/C=C/C(=C/C=C/C2=CC=C(C(C2)(C)/C=C/C=C(\C)/C=C/C3=C(CCCC3(C)C)C)C=O)/C

Synonyms

  • all-trans-retinal dimer
  • atRAL dimer
  • 6-Methyl-4,6-bis((1E,3E,5E)-4-methyl-6-(2,6,6-trimethylcyclohex-1-en-1-yl)hexa-1,3,5-trien-1-yl)cyclohexa-1,3-dienecarbaldehyde
  • 6-methyl-4,6-bis[(1E,3E,5E)-4-methyl-6-(2,6,6-trimethylcyclohexen-1-yl)hexa-1,3,5-trienyl]cyclohexa-1,3-diene-1-carbaldehyde

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
550.87 g/molcalc.
Exact mass
550.4175 Dacalc.
LogP (octanol/water)
11.62calc.
Topological polar surface area
17.07 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
9calc.
Heavy atoms
41calc.
Rings
3calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.48calc.
Formal charge
0calc.
Stereocentres
1calc.
Lipinski rule of five
Fails (2 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(=CC=CC1=CC=CC(C=CC=CC=CC2=CCCCC2)C1)C=CC1=CCCCC1

C(=CC=CC1=CC=CC(C=CC=CC=CC2=CCCCC2)C1)C=CC1=CCCCC1

3 rings, 30 atoms.

No other chemical in our database has 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.

Retinal dimer suppliers

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

No supplier listings yet

Post one free request and suppliers who make or trade Retinal dimer can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

Retinal dimer 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.

Get latest price

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 Retinal dimer is traded under.

HS 2912.29Indicative HS code

Cyclic aldehydes without other oxygen function, other

World exports in 2024
$435M
+19.0% vs 2023, imports $484M
2019 to 2024
Top exporters
  1. China19.5%
  2. Japan17.4%
  3. India * partner reported13.0%
Top importers
  1. United States22.5%
  2. China9.2%
  3. Singapore8.4%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Retinal dimer, based on the data on this page

What is Retinal dimer?

Retinal dimer is a chemical substance with the molecular formula C40H54O and a molar mass of 550.87 g/mol. Its CAS registry number is 193532-21-7. The IUPAC name is 6-methyl-4,6-bis[(1E,3E,5E)-4-methyl-6-(2,6,6-trimethylcyclohexen-1-yl)hexa-1,3,5-trienyl]cyclohexa-1,3-diene-1-carbaldehyde.

What is the CAS number of Retinal dimer?

The CAS registry number of Retinal dimer is 193532-21-7.

What is the molecular formula and weight of Retinal dimer?

The molecular formula of Retinal dimer is C40H54O and its molar mass is 550.87 g/mol.

What is Retinal dimer used for?

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

Is Retinal dimer hazardous?

No GHS hazard classification for Retinal dimer 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 Retinal dimer?

Retinal dimer is usually classified under HS code 291229 (Cyclic aldehydes without other oxygen function, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Retinal dimer?

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

What is the price of Retinal dimer?

Suppliers quote Retinal dimer 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 Retinal dimer

Get quotes for Retinal dimer

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Retinal dimer
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Retinal dimer with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/retinal-dimer-193532-21-7" title="Retinal dimer structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Screening compounds or HS code 291229

Price on request
Free quotes, contact stays private
Get quotes