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375764

Sigma-Aldrich

C-Methylcalix[4]resorcinarene

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About This Item

Empirical Formula (Hill Notation):
C32H32O8
CAS Number:
65338-98-9
Molecular Weight:
544.59
Beilstein/REAXYS Number:
9110521
MDL number:
MFCD00192281
UNSPSC Code:
12352002
PubChem Substance ID:
24863402
NACRES:
NA.22

form

powder

Quality Level

100

mp

>300 °C (lit.)

SMILES string

[H]C1(C)c2cc(c(O)cc2O)C([H])(C)c3cc(c(O)cc3O)C([H])(C)c4cc(c(O)cc4O)C([H])(C)c5cc1c(O)cc5O

InChI

1S/C32H32O8/c1-13-17-5-19(27(35)9-25(17)33)14(2)21-7-23(31(39)11-29(21)37)16(4)24-8-22(30(38)12-32(24)40)15(3)20-6-18(13)26(34)10-28(20)36/h5-16,33-40H,1-4H3

InChI key

WGDNYTQTRISCMM-UHFFFAOYSA-N

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Application

Reactant involved in:
  • Synthesis of selective receptors for aqueous mercury(II) and complexation with copper(II) and silver(I)
  • Synthesis of nonchemically amplified molecular resists used as a dissolution promotor
  • Reactions with glycidyl Ph ether used for thermal curing of epoxy resin
  • Mannich reactions
  • Mediation of prenucleation and coalescence of cobalt nanoclusters
  • Atom transfer radical polymerization for synthesis of a star polymer

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
STBL1838
STBK6798
STBK2684
STBH8511
STBH5153

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Mohamed K Abd El-Rahman et al.
Talanta, 221, 121409-121409 (2020-10-21)
Choline (Ch+), is a vitamin-like essential water-soluble organic micronutrient. The US-FDA requires that infant formula not made from cow's milk must be supplemented with Ch+. Direct determination of Ch+ in milk powders and infant formulas is a challenging task due

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