Manganese stearate

Names
Other names

Manganese(II) stearate, manganese distearate, manganese(2+) dioctadecanoate

Identifiers

CAS Number

* 3353-05-7 Y

3D model (JSmol)

* Interactive image

ChemSpider |

* 141189

EC Number |

* 222-119-9

PubChem CID

* 160684

UNII |

* 0276L2MSQ6

CompTox Dashboard (EPA)

* 4062989

InChI

* InChI=1S/2C18H36O2.Mn/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

Key: SZINCDDYCOIOJQ-UHFFFAOYSA-L

SMILES

* CCCCCCCCCCCCCCCCCC(=O)[O-].CCCCCCCCCCCCCCCCCC(=O)[O-].[Mn+2]

Properties

Chemical formula

| C36H70MnO4
Molar mass | 621.89
Appearance  | Pale pink powder
Density | g/cm3
Boiling point |  359.4 °C (678.9 °F; 632.5 K)

Solubility in water

| insoluble
Hazards
GHS Signal word | Warning

GHS hazard statements

| H302, H312, H315, H319, H332, H335
Flash point |  162.4 °C (324.3 °F; 435.5 K)

Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Infobox references

Tracking categories (test):

* SizeSet

Manganese stearate is a metal-organic compound, a salt of manganese and stearic acid with the chemical formula C36H70MnO4.[1][2] The compound is classified as a metallic soap, i.e. a metal derivative of a fatty acid.[3]

## Contents

* 1 Synthesis
* 2 Physical properties
* 3 Uses
* 4 References

## Synthesis

Manganese stearate is synthesized by the reaction of stearic acid with sodium hydroxide, followed by reacting with manganese chloride.[4]

Also, the reaction of manganese(II) acetate with stearic acid.[5]

## Physical properties

The compound forms pale pink powder.[6]

Insoluble in water.[6]

## Uses

The compound is used in organic synthesis reactions.[6]

Also as an oxidant additive for oxo-biodegradable polymers (for example, high-density polyethylene).[7]

## References

1. ↑ "Manganese Stearate" (in en). American Elements. https://www.americanelements.com/manganese-stearate-3353-05-7.
2. ↑ "NCATS Inxight Drugs — MANGANESE STEARATE" (in en). National Center for Advancing Translational Sciences. https://drugs.ncats.io/drug/0276L2MSQ6.
3. ↑ "CAS 3353-05-7 Manganese Stearate - Alfa Chemistry". alfa-chemistry.com. https://www.alfa-chemistry.com/product/manganese-stearate-cas-3353-05-7-285018.html.
4. ↑ Aras, Neny Rasnyanti M.; Arcana, I Made (2015). "Synthesis of manganese stearate for high density polyethylene (HDPE) and its biodegradation". AIP Conference Proceedings 1677 (1): 070024. doi:10.1063/1.4930728. Bibcode: 2015AIPC.1677g0024A. https://aip.scitation.org/doi/abs/10.1063/1.4930728?journalCode=apc. Retrieved 6 March 2023.
5. ↑ "manganese stearate" (in en). chemsrc.com. https://www.chemsrc.com/en/cas/3353-05-7_88892.html.
6. ↑ 6.0 6.1 6.2 "Manganese Stearate | CAS 3353-05-7" (in en). Santa Cruz Biotechnology. https://www.scbt.com/p/manganese-stearate-3353-05-7.
7. ↑ Roy, Prasun Kumar; Singh, Priyanka; Kumar, Devendra; Rajagopal, Chitra (2010). "Manganese stearate initiated photo-oxidative and thermo-oxidative degradation of LDPE, LLDPE and their blends". Journal of Applied Polymer Science: NA. doi:10.1002/app.31252.

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Manganese compounds

* MnO
* Mn3O4
* Mn5O8
* MnS
* MnS2
* MnSO4
* MnSe2
* MnSe
* MnTe
* Mn(NO3)2
* MnCO3
* MnCl2
* MnCl3
* MnCl4
* MnF2
* MnBr2
* MnI2
* MnTiO3
* MnMoO4
* Mn(CH3COO)2
* Mn2O3
* MnF3
* K6Mn2O6
* MnO2
* Mn(OH)2
* MnO3
* K3MnO4
* MnF4
* Na2MnO4
* K2MnO4
* Mn2O7
* NaMnO4
* KMnO4
* NH4MnO4
* AgMnO4
* Ca(MnO4)2
* Ba(MnO4)2
* MnH(CO)5
* Mn2(CO)10

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*[CID]: Compound ID
*[EPA]: U.S. Environmental Protection Agency
*[H302]: Harmful if swallowed
*[H312]: Harmful in contact with skin
*[H315]: Causes skin irritation
*[H319]: Causes serious eye irritation
*[H332]: Harmful if inhaled
*[H335]: May cause respiratory irritation
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