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Dyes and pigments

Npc216413

Also known as lapachol, Greenhartin, Bethabarra wood

CAS 84-79-7Formula C15H14O3Molar mass 242.27 g/molEC 201-563-7
7 suppliers listed
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Npc216413 chemical structure, C15H14O3, CAS 84-79-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
84-79-7
Formula
C15H14O3
Molar mass
242.27 g/mol
EC number
201-563-7
HS code
291469
Category
Dyes and pigments

What is Npc216413?

Plain description, key identifiers and synonyms

Lapachol is a hydroxy-1,4-naphthoquinone that is 1,4-naphthoquinone substituted by hydroxy and 3-methylbut-2-en-1-yl groups at positions 2 and 3, respectively. It is a natural compound that exhibits antibacterial and anticancer properties, first isolated in 1882 from the bark of Tabebuia avellanedae. It has a role as an antibacterial agent, an antineoplastic agent, an anti-inflammatory agent and a plant metabolite. It is a hydroxy-1,4-naphthoquinone and an olefinic compound.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-hydroxy-3-(3-methylbut-2-enyl)naphthalene-1,2-dione
CAS number
84-79-7 CAS number cross-checked
EC number
201-563-7
Molecular formula
C15H14O3
UNII
B221938VB6
MDL number
MFCD00001679
INCI name
LAPACHOL
InChIKey
CWPGNVFCJOPXFB-UHFFFAOYSA-N
InChI
InChI=1S/C15H14O3/c1-9(2)7-8-12-13(16)10-5-3-4-6-11(10)14(17)15(12)18/h3-7,16H,8H2,1-2H3
SMILES (canonical and isomeric)
CC(=CCC1=C(C2=CC=CC=C2C(=O)C1=O)O)C

Synonyms

  • lapachol
  • Greenhartin
  • Bethabarra wood
  • Taiguic acid
  • Lapachic acid
  • Lapachol wood
  • C.I. Natural Yellow 16
  • Taigu wood
  • IPE-tobacco wood
  • Greenharten
  • 2-hydroxy-3-(3-methylbut-2-en-1-yl)naphthalene-1,4-dione
  • Surinam greenheart wood
  • C.I. 75490
  • Zlut prirodni 16
  • 4-hydroxy-3-(3-methylbut-2-enyl)naphthalene-1,2-dione
  • 2-Hydroxy-3-(3-methyl-2-butenyl)-1,4-naphthoquinone
  • 1,4-Naphthalenedione, 2-hydroxy-3-(3-methyl-2-butenyl)-
  • 2-Hydroxy-3-(3-methyl-2-butenyl)-1,4-naphthalenedione
  • 1,4-Naphthoquinone, 2-hydroxy-3-(3-methyl-2-butenyl)-
  • 2-Hydroxy-3-(3-methyl-2-buten-1-yl)-1,4-naphthalenedione
  • Tecomin (VAN)
  • 2-Hydroxy-3-[3-methyl-2-butenyl)-1,4-naphthoquinone]
  • Lapachoic acid
  • Greenhartin,
  • Groenhartin,
Show all 33 synonyms
  • Taiguic acid,
  • Lapachol (Standard)
  • 2-Hydroxy-3-(3-methylbut-2-enyl)-1,4-naphthoquinone
  • Lapachol, 98%
  • Natural Yellow-?16
  • IMB-LA
  • 4-08-00-02487 (Beilstein Handbook Reference)
  • DivK1c_000594

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
242.27 g/molcalc.
Exact mass
242.0943 Dacalc.
LogP (octanol/water)
3.08calc.
Topological polar surface area
54.37 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
2calc.
Heavy atoms
18calc.
Rings
2calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.2calc.
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, O=C1C=Cc2ccccc2C1=O

O=C1C=Cc2ccccc2C1=O

2 rings, 12 atoms, the 1,2-Naphthoquinone ring system.

313 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.

Npc216413 suppliers

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

All 7 suppliers
7 of 7 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

7 suppliers in 3 countries

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Npc216413 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.

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Uses and applications

What the substance is used for, by industry and function

Cosmetic ingredient, INCI name LAPACHOL(antioxidant, skin protecting)

Roles

  • anti-inflammatory agent
  • antibacterial agent
  • antimicrobial agent
  • antineoplastic agent
  • eukaryotic metabolite
  • metabolite
  • pharmaceutical
  • plant metabolite

Cosmetic functions

  • Antioxidant
  • Skin protecting

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Npc216413 is traded under.

HS 2914.69Indicative HS code

Quinones, other

World exports in 2024
$162M
−10.1% vs 2023, imports $157M
2019 to 2024
Top exporters
  1. China32.8%
  2. Netherlands29.3%
  3. Japan13.8%
Top importers
  1. United States23.0%
  2. India * partner reported16.1%
  3. Thailand7.9%

* Partner reported figures, a lower bound.

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

The HS code shown for Npc216413 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Npc216413, based on the data on this page

What is Npc216413?

Lapachol is a hydroxy-1,4-naphthoquinone that is 1,4-naphthoquinone substituted by hydroxy and 3-methylbut-2-en-1-yl groups at positions 2 and 3, respectively. It is a natural compound that exhibits antibacterial and anticancer properties, first isolated in 1882 from the bark of Tabebuia avellanedae.

What is the CAS number of Npc216413?

The CAS registry number of Npc216413 is 84-79-7.

What is the molecular formula and weight of Npc216413?

The molecular formula of Npc216413 is C15H14O3 and its molar mass is 242.27 g/mol.

What is Npc216413 used for?

Known uses and roles of Npc216413 include antioxidants in cosmetics and personal care, skin conditioning agents in cosmetics and personal care, anti-inflammatory agent, antibacterial agent, antimicrobial agent and 7 more.

Is Npc216413 hazardous?

No GHS hazard classification for Npc216413 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 Npc216413?

Npc216413 is usually classified under HS code 291469 (Quinones, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Npc216413?

CompoundList lists 7 suppliers of Npc216413 in China, Australia and Singapore. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Npc216413?

Suppliers quote Npc216413 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 Npc216413

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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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