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Heterocyclic compounds

sk-216

Also known as SK 216, disodium, 2-[5-[6-(5-tert-butyl-1,3-benzoxazol-2-yl)naphthalen-2-yl]oxypentyl]propanedioate, Sodium 2-(5-((6-(5-(tert-butyl)benzo[d]oxazol-2-yl)naphthalen-2-yl)oxy)pentyl)malonate

CAS 654080-03-2Formula C29H29NNa2O6Molar mass 533.53 g/mol
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sk-216 chemical structure, C29H29NNa2O6, CAS 654080-03-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
654080-03-2
Formula
C29H29NNa2O6
Molar mass
533.53 g/mol
HS code
293499
Category
Heterocyclic compounds

What is sk-216?

Plain description, key identifiers and synonyms

sk-216 is a chemical substance with the molecular formula C29H29NNa2O6 and a molar mass of 533.53 g/mol. Its CAS registry number is 654080-03-2. The IUPAC name is disodium, 2-[5-[6-(5-tert-butyl-1,3-benzoxazol-2-yl)naphthalen-2-yl]oxypentyl]propanedioate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
disodium, 2-[5-[6-(5-tert-butyl-1,3-benzoxazol-2-yl)naphthalen-2-yl]oxypentyl]propanedioate
CAS number
654080-03-2
Molecular formula
C29H29NNa2O6
InChIKey
YYTGMMYYLGKWIK-UHFFFAOYSA-L
InChI
InChI=1S/C29H31NO6.2Na/c1-29(2,3)21-11-13-25-24(17-21)30-26(36-25)20-9-8-19-16-22(12-10-18(19)15-20)35-14-6-4-5-7-23(27(31)32)28(33)34;;/h8-13,15-17,23H,4-7,14H2,1-3H3,(H,31,32)(H,33,34);;/q;2*+1/p-2
SMILES (canonical and isomeric)
CC(C)(C)C1=CC2=C(C=C1)OC(=N2)C3=CC4=C(C=C3)C=C(C=C4)OCCCCCC(C(=O)[O-])C(=O)[O-].[Na+].[Na+]

Synonyms

  • SK 216
  • disodium, 2-[5-[6-(5-tert-butyl-1,3-benzoxazol-2-yl)naphthalen-2-yl]oxypentyl]propanedioate
  • Sodium 2-(5-((6-(5-(tert-butyl)benzo[d]oxazol-2-yl)naphthalen-2-yl)oxy)pentyl)malonate
  • 2-[5-[[6-[5-(1,1-Dimethylethyl)-2-benzoxazolyl]-2-naphthalenyl]oxy]pentyl]propanedioic acid disodium salt
  • Sodium2-(5-((6-(5-(tert-butyl)benzo[d]oxazol-2-yl)naphthalen-2-yl)oxy)pentyl)malonate
  • Disodium 2-(5-{[6-(5-tert-butyl-1,3-benzoxazol-2-yl)naphthalen-2-yl]oxy}pentyl)propanedioate

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
533.53 g/molcalc.
Exact mass
533.179 Dacalc.
LogP (octanol/water)
-1.99calc.
Topological polar surface area
115.5 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
7calc.
Rotatable bonds
10calc.
Heavy atoms
38calc.
Rings
4calc.
Aromatic rings
4calc.
Fraction sp3 carbons
0.35calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
3calc.
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, c1ccc2cc(-c3nc4ccccc4o3)ccc2c1

c1ccc2cc(-c3nc4ccccc4o3)ccc2c1

4 rings, 19 atoms, the 2-(Naphthalen-2-yl)-1,3-benzoxazole ring system.

19 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.

sk-216 suppliers

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sk-216 price

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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 sk-216 is traded under.

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

The HS code shown for sk-216 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about sk-216, based on the data on this page

What is sk-216?

sk-216 is a chemical substance with the molecular formula C29H29NNa2O6 and a molar mass of 533.53 g/mol. Its CAS registry number is 654080-03-2. The IUPAC name is disodium, 2-[5-[6-(5-tert-butyl-1,3-benzoxazol-2-yl)naphthalen-2-yl]oxypentyl]propanedioate.

What is the CAS number of sk-216?

The CAS registry number of sk-216 is 654080-03-2.

What is the molecular formula and weight of sk-216?

The molecular formula of sk-216 is C29H29NNa2O6 and its molar mass is 533.53 g/mol.

Is sk-216 hazardous?

No GHS hazard classification for sk-216 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 sk-216?

sk-216 is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy sk-216?

Post a free request on CompoundList and suppliers of sk-216 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of sk-216?

Suppliers quote sk-216 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 sk-216

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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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