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Substance Name: Zinc stearate [USP]
RN: 557-05-1
UNII: H92E6QA4FV
InChIKey: XOOUIPVCVHRTMJ-UHFFFAOYSA-L

Molecular Formula

  • C36-H70-O4.Zn

Molecular Weight

  • 632.335
 

Classification Codes

Classification Codes

  • Dusting Powder
  • Pharmaceutic Aid (Tablet and/or Capsule Lubricant)
  • Pharmaceutic Aid (Tablet Andor Capsule Lubricant)

Superlist Classification Code

  • TWA 15 mg/m3 total dust; 5 mg/m3 respirable fraction)
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Names and Synonyms

Name of Substance

  • Octadecanoic acid, zinc salt
  • Zinc octadecanoate
  • Zinc stearate
  • Zinc stearate [USP]

Synonyms

  • AI3-00388
  • Caswell No. 926
  • Coad
  • Dermarone
  • Dibasic zinc stearate
  • EC 209-151-9
  • EINECS 209-151-9
  • EPA Pesticide Chemical Code 077002
  • HSDB 212
  • Hydense
  • Hytech
  • Mathe
  • Metallac
  • Metasap 576
  • NSC 25957
  • Octadecanoic acid, zinc salt
  • Petrac ZN-41
  • Stavinor ZN-E
  • Stearates
  • Stearic acid, zinc salt
  • Synpro stearate
  • Synpro stearate (VAN)
  • Talculin Z
  • Unichem ZS
  • UNII-H92E6QA4FV
  • Witco Zinc Stearate USP
  • Zinc distearate
  • Zinc octadecanoate
  • Zinc stearate
  • Zinc stearate W. S
  • Zinci stearas
  • Zincum stearinicum
  • Zink distearat
  • Zn Stearate

Systematic Names

  • Octadecanoic acid, zinc salt
  • Octadecanoic acid, zinc salt (2:1)
  • Stearic acid, zinc salt (8CI)
  • Zinc distearate
  • Zinc distearate, pure
  • Zinc stearate

Superlist Names

  • Octadecanoic acid, zinc salt
  • Stearic acid, zinc salt
  • Zinc stearate
  • Zinc stearate, respirable fraction
  • Zinc stearate, total dust

Registry Numbers

CAS Registry Number

  • 557-05-1

FDA UNII

  • H92E6QA4FV

Other Registry Numbers

  • 256482-37-8
  • 72535-55-8
  • 8028-87-3

System Generated Number

  • 0000557051

Molecular Formulas

Molecular Formula

  • C36-H70-O4.Zn

Molecular Formula Fragments

  • C36-H70-O4
  • COMPONENT
  • Zn

Structure Descriptors

InChI

1S/2C18H36O2.Zn/c2*1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;/h2*2-17H2,1H3,(H,19,20);/q;;+2/p-2

InChIKey

XOOUIPVCVHRTMJ-UHFFFAOYSA-L

Smiles

CCCCCCCCCCCCCCCCCC(=O)[O-].CCCCCCCCCCCCCCCCCC(=O)[O-].[Zn+2]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mammal (species unspecified) LC inhalation > 1241mg/m3/4H (1241mg/m3)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 36(4), Pg. 17, 1992.
mouse LD50 intraperitoneal 354mg/kg (354mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 36(4), Pg. 17, 1992.
mouse LD50 oral > 10gm/kg (10000mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 36(4), Pg. 17, 1992.
rat LD50 oral > 10gm/kg (10000mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 36(4), Pg. 17, 1992.
rat LDLo intratracheal 250mg/kg (250mg/kg) BLOOD: HEMORRHAGE

LUNGS, THORAX, OR RESPIRATION: CHRONIC PULMONARY EDEMA

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES		 British Journal of Industrial Medicine. Vol. 15, Pg. 130, 1958.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 130 deg C   EXP
log P (octanol-water) 14.44 (none)   EST
Atmospheric OH Rate Constant 4.29E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.