CompoundList
Sign in
Stabilizers and polymer additives

Lead, bis(octadecanoato)dioxodi-

Also known as Dibasic lead stearate, Dioxobis(stearato)dilead, Listab 51

CAS 56189-09-4Formula C18H35O2Pb-Molar mass 490.68 g/molEC 260-043-8
GHS signal word: Danger. Pictograms: Harmful or irritant, Serious health hazard, Hazardous to the environment 1 supplier listed
Get quotes See the supplier
Lead, bis(octadecanoato)dioxodi- chemical structure, C18H35O2Pb-, CAS 56189-09-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
56189-09-4
Formula
C18H35O2Pb-
Molar mass
490.68 g/mol
EC number
260-043-8
HS code
291570
Category
Stabilizers and polymer additives

What is Lead, bis(octadecanoato)dioxodi-?

Plain description, key identifiers and synonyms

Lead, bis(octadecanoato)dioxodi- is a chemical substance with the molecular formula C18H35O2Pb- and a molar mass of 490.68 g/mol. Its CAS registry number is 56189-09-4.

Identifiers

Registry numbers, names and line notations, tap to copy

CAS number
56189-09-4 CAS number cross-checked
EC number
260-043-8
Molecular formula
C18H35O2Pb-
InChIKey
ONUFRYFLRFLSOM-UHFFFAOYSA-M
InChI
InChI=1S/C18H36O2.Pb/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;/h2-17H2,1H3,(H,19,20);/p-1
SMILES (canonical and isomeric)
CCCCCCCCCCCCCCCCCC(=O)[O-].[Pb]

Synonyms

  • Dibasic lead stearate
  • Dioxobis(stearato)dilead
  • Listab 51
  • Lead stearate dibasic
  • Octadecanoic acid, lead salt, dibasic
  • Lead stearate (dibasic)
  • Stearic acid, lead salt, dibasic
  • DSL
  • DBL

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
490.68 g/molcalc.
Exact mass
491.2409 Dacalc.
LogP (octanol/water)
4.62calc.
Topological polar surface area
40.13 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
16calc.
Heavy atoms
21calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.94calc.
Formal charge
-1calc.
Stereocentres
0calc.
Components
2calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS07: Harmful or irritant
Harmful or irritant
GHS08: Serious health hazard
Serious health hazard
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H302Harmful if swallowed.
  • H332Harmful if inhaled.
  • H361Suspected of damaging fertility or the unborn child.
  • H373May cause damage to organs through prolonged or repeated exposure.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (17)
  • P203Obtain, read and follow all safety instructions before use.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P317Get medical help.
  • P318If exposed or concerned, get medical advice.
  • P319Get medical help if you feel unwell.
  • P330Rinse mouth.
  • P391Collect spillage.
  • 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

Lead, bis(octadecanoato)dioxodi- suppliers

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

See the supplier

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

1 supplier in 1 country

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Choose suppliersPost a request

Lead, bis(octadecanoato)dioxodi- 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

Functional uses

  • Heat stabilizer
  • Lubricating agent

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Lead, bis(octadecanoato)dioxodi- is traded under.

HS 2915.70Indicative HS code

Palmitic acid, stearic acid, their salts and esters

World exports in 2024
$1.25B
+23.7% vs 2023, imports $1.13B
2019 to 2024
Top exporters
  1. Indonesia32.2%
  2. Malaysia23.0%
  3. Singapore6.5%
Top importers
  1. United States10.7%
  2. Germany6.2%
  3. China5.9%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Lead, bis(octadecanoato)dioxodi- is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Lead, bis(octadecanoato)dioxodi-, based on the data on this page

What is Lead, bis(octadecanoato)dioxodi-?

Lead, bis(octadecanoato)dioxodi- is a chemical substance with the molecular formula C18H35O2Pb- and a molar mass of 490.68 g/mol. Its CAS registry number is 56189-09-4.

What is the CAS number of Lead, bis(octadecanoato)dioxodi-?

The CAS registry number of Lead, bis(octadecanoato)dioxodi- is 56189-09-4.

What is the molecular formula and weight of Lead, bis(octadecanoato)dioxodi-?

The molecular formula of Lead, bis(octadecanoato)dioxodi- is C18H35O2Pb- and its molar mass is 490.68 g/mol.

What is Lead, bis(octadecanoato)dioxodi- used for?

Known uses and roles of Lead, bis(octadecanoato)dioxodi- include heat stabilizers in plastics and polymers, lubricants and slip agents in plastics and polymers, surfactants in home care and cleaning, heat stabilizer and lubricating agent.

Is Lead, bis(octadecanoato)dioxodi- hazardous?

Lead, bis(octadecanoato)dioxodi- carries the GHS signal word "Danger". Main hazards: harmful if swallowed, harmful if inhaled, suspected of damaging fertility or the unborn child. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Lead, bis(octadecanoato)dioxodi-?

Lead, bis(octadecanoato)dioxodi- is usually classified under HS code 291570 (Palmitic acid, stearic acid, their salts and esters). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Lead, bis(octadecanoato)dioxodi-?

CompoundList lists 1 supplier of Lead, bis(octadecanoato)dioxodi- in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Lead, bis(octadecanoato)dioxodi-?

Suppliers quote Lead, bis(octadecanoato)dioxodi- 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 Lead, bis(octadecanoato)dioxodi-

Get quotes for Lead, bis(octadecanoato)dioxodi-

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell this chemical
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 Lead, bis(octadecanoato)dioxodi- 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/lead-bis-octadecanoato-dioxodi-56189-09-4" title="Lead, bis(octadecanoato)dioxodi- 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 Stabilizers and polymer additives or HS code 291570

1 supplier
Free quotes, contact stays private
Get quotes