CompoundList
Sign in
Heterocyclic building blocks

Austdiol

Also known as Austadiol, (7R,8S)-7,8-Dihydro-7,8-dihydroxy-3,7-dimethyl-6-oxo-6H-2-benzopyran-5-carbaldehyde, 7,8-dihydroxy-3,7-dimethyl-6-oxo-7,8-dihydro-6H-isochromene-5-carbaldehyde

CAS 53043-28-0Formula C12H12O5Molar mass 236.22 g/molEC 803-890-6
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Serious health hazard
Get quotes Safety data
Austdiol chemical structure, C12H12O5, CAS 53043-28-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
53043-28-0
Formula
C12H12O5
Molar mass
236.22 g/mol
EC number
803-890-6
HS code
293299
Category
Heterocyclic building blocks

What is Austdiol?

Plain description, key identifiers and synonyms

Austdiol is an azaphilone.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(7R,8S)-7,8-dihydroxy-3,7-dimethyl-6-oxo-8H-isochromene-5-carbaldehyde
CAS number
53043-28-0 CAS number cross-checked
EC number
803-890-6
Molecular formula
C12H12O5
UNII
3348BWJ4V7
InChIKey
QVMUHZHZYCDMAI-RYUDHWBXSA-N
InChI
InChI=1S/C12H12O5/c1-6-3-7-8(4-13)10(14)12(2,16)11(15)9(7)5-17-6/h3-5,11,15-16H,1-2H3/t11-,12-/m0/s1
Canonical SMILES
CC1=CC2=C(C=O)C(=O)C(C)(O)C(O)C2=CO1
Isomeric SMILES
CC1=CC2=C(C(=O)[C@]([C@H](C2=CO1)O)(C)O)C=O

Synonyms

  • Austadiol
  • (7R,8S)-7,8-Dihydro-7,8-dihydroxy-3,7-dimethyl-6-oxo-6H-2-benzopyran-5-carbaldehyde
  • 7,8-dihydroxy-3,7-dimethyl-6-oxo-7,8-dihydro-6H-isochromene-5-carbaldehyde
  • Austidiol
  • (7R,8S)-7,8-dihydroxy-3,7-dimethyl-6-oxo-8H-isochromene-5-carbaldehyde
  • 5-18-04-00348 (Beilstein Handbook Reference)
  • (7R-E)-7,8-Dihydro-7,8-dihydroxy-3,7-dimethyl-6-oxo-6H-2-benzopyran-5-carboxaldehyde
  • 6H-2-Benzopyran-5-carboxaldehyde, 7,8-dihydro-7,8-dihydroxy-3,7-dimethyl-6-oxo-, (7R-trans)-
  • Austdiol, >=95% (LC/MS-ELSD)
  • (7R,8S)-7,8-Dihydro-7,8-dihydroxy-3,7-dimethyl-6-oxo-6H-2-benzopyran-5-carboxaldehyde
  • (7R,8S)-7,8-Dihydroxy-3,7-dimethyl-6-oxo-7,8-dihydro-6H-2-benzopyran-5-carbaldehyde
  • 6H-2-Benzopyran-5-carboxaldehyde, 7,8-dihydro-7,8-dihydroxy-3,7-dimethyl-6-oxo-, (7R,8S)-
  • 6H-2-Benzopyran-5-carboxaldehyde,8-dihydro-7,8-dihydroxy-3,7-dimethyl-6-oxo-, (7R-trans)-

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
236.22 g/molcalc.
Exact mass
236.0685 Dacalc.
LogP (octanol/water)
-0.01calc.
Topological polar surface area
83.83 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
1calc.
Heavy atoms
17calc.
Rings
2calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.33calc.
Formal charge
0calc.
Stereocentres
2calc.
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=C1C=C2C=COC=C2CC1

O=C1C=C2C=COC=C2CC1

2 rings, 11 atoms.

22 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS08: Serious health hazard
Serious health hazard

Hazard statements

  • H301Toxic if swallowed.
  • H360May damage fertility or the unborn child.
Precautionary statements (10)
  • P203Obtain, read and follow all safety instructions before use.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P318If exposed or concerned, get medical advice.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Austdiol 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 Austdiol can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

Austdiol 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 Austdiol is traded under.

HS 2932.99Indicative HS code

Heterocyclic compounds with oxygen hetero-atom(s) only, other

World exports in 2024
$3.81B
+10.3% vs 2023, imports $7.05B
2019 to 2024
Top exporters
  1. China28.9%
  2. Switzerland * partner reported12.7%
  3. Germany7.8%
Top importers
  1. United States49.7%
  2. China11.9%
  3. India * partner reported3.3%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Austdiol?

Austdiol is an azaphilone.

What is the CAS number of Austdiol?

The CAS registry number of Austdiol is 53043-28-0.

What is the molecular formula and weight of Austdiol?

The molecular formula of Austdiol is C12H12O5 and its molar mass is 236.22 g/mol.

What is Austdiol used for?

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

Is Austdiol hazardous?

Austdiol carries the GHS signal word "Danger". Main hazards: toxic if swallowed, may damage fertility or the unborn child. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Austdiol?

Austdiol is usually classified under HS code 293299 (Heterocyclic compounds with oxygen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Austdiol?

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

What is the price of Austdiol?

Suppliers quote Austdiol 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 Austdiol

Get quotes for Austdiol

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Austdiol
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 Austdiol 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/austdiol-53043-28-0" title="Austdiol 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 Heterocyclic building blocks or HS code 293299

Price on request
Free quotes, contact stays private
Get quotes