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529680

Sigma-Aldrich

Manganese(II) chloride hydrate

99.999% trace metals basis

Synonym(s):

Manganese chloride hydrate

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About This Item

Linear Formula:
MnCl2 · xH2O
CAS Number:
Molecular Weight:
125.84 (anhydrous basis)
EC Number:
MDL number:
UNSPSC Code:
12161600
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

99.999% trace metals basis

reaction suitability

core: manganese
reagent type: catalyst

mp

122 °C (lit.)

density

1.913 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

O.Cl[Mn]Cl

InChI

1S/2ClH.Mn.H2O/h2*1H;;1H2/q;;+2;/p-2

InChI key

BXRRQHBNBXJZBQ-UHFFFAOYSA-L

Application

Starting material for preparation of organomanganese chloride reagents; Catalyst for reductionof vinyl and aryl halides, stereoselective coupling of vinyl iodides, and alkylation of enol triflates; also used for Mn-Cu-catalyzed conjugate addition of RMgX to enones and for Mn-catalyzed acylation of RMgX by acyl chlorides; in combination with NaBH4 is diastereoselective reducing agent; starting material for the preparation of Mn enolates regio- and stereo-selectively.

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 3 Oral - Aquatic Chronic 2 - Eye Irrit. 2 - STOT RE 2

Target Organs

Brain

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Cahiez, G.; Laboue, B.
Tetrahedron Letters, 33, 4439-4439 (1992)
Fujii, H.; Oshima, K.; Utimoto, K.
Tetrahedron Letters, 32, 6147-6147 (1991)

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