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22269

Sigma-Aldrich

Ammonium cerium(IV) sulfate dihydrate

puriss. p.a., ACS reagent, ≥98.0% (RT)

Synonym(s):

Ceric ammonium sulfate, Cerium(IV) ammonium sulfate

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About This Item

Linear Formula:
Ce(NH4)4(SO4)4 · 2H2O
CAS Number:
10378-47-9
Molecular Weight:
632.55
MDL number:
MFCD00149417
UNSPSC Code:
12352302
PubChem Substance ID:
329752294
NACRES:
NB.03

grade

ACS reagent
puriss. p.a.

Quality Level

200

Assay

≥98.0% (RT)

form

powder or crystals

reaction suitability

reagent type: catalyst
core: cerium

mp

130 °C (lit.)

anion traces

phosphate (PO43-): ≤300 mg/kg

cation traces

Fe: ≤100 mg/kg

SMILES string

N.N.N.N.O.O.[Ce+4].OS([O-])(=O)=O.OS([O-])(=O)=O.OS([O-])(=O)=O.OS([O-])(=O)=O

InChI

1S/Ce.4H3N.4H2O4S.2H2O/c;;;;;4*1-5(2,3)4;;/h;4*1H3;4*(H2,1,2,3,4);2*1H2/q+4;;;;;;;;;;/p-4

InChI key

VCNAMBGKEDPVGQ-UHFFFAOYSA-J

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Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

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Fast colorimetric method for measuring urinary iodine.
Daniella Gnat et al.
Clinical chemistry, 49(1), 186-188 (2003-01-01)
T Ohashi et al.
Clinical chemistry, 46(4), 529-536 (2000-04-12)
Urinary iodine is a good biochemical marker for control of iodine deficiency disorders. Our aim was to develop and validate a simple, rapid, and quantitative method based on the Sandell-Kolthoff reaction, incorporating both the reaction and the digestion process into
Thermal behaviour of sulphato and nitrato complexes of cerium (IV).
Pokol G, et al.
J. Therm. Anal., 42(2-3), 343-359 (1994)
S Kaul et al.
Amino acids, 34(2), 315-320 (2006-11-07)
An assessment of the potential of proline to scavenge free radicals was made in a couple of in vitro assay systems, namely graft co-polymerization and autooxidation of pyrogallol. Both these assays are essentially dependent upon free radical mechanisms. Graft co-polymerization
K H Gordon et al.
Organic letters, 3(1), 53-56 (2001-06-30)
[figure: see text] A novel benzyloxyaniline linker that uses ceric ammonium nitrate (CAN) as a cleavage reagent is described. Its application in the solid-phase synthesis of N-unsubstituted beta-lactams and secondary amides furnishes compounds in moderate to excellent yield (45-91%) and
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