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305995

Sigma-Aldrich

2-Cyanoethyl N,N,N′,N′-tetraisopropylphosphorodiamidite

97%

Sinónimos:

Bis(diisopropylamino)(2-cyanoethoxy)phosphine

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About This Item

Fórmula lineal:
{[(CH3)2CH]2N}2POCH2CH2CN
Número de CAS:
102691-36-1
Peso molecular:
301.41
Beilstein/REAXYS Number:
3590103
MDL number:
MFCD00012213
UNSPSC Code:
12352100
PubChem Substance ID:
24858468
NACRES:
NA.22

assay

97%

form

liquid

refractive index

n20/D 1.470 (lit.)

bp

100 °C/0.5 mmHg (lit.)

density

0.949 g/mL at 25 °C (lit.)

storage temp.

−20°C

SMILES string

CC(C)N(C(C)C)P(OCCC#N)N(C(C)C)C(C)C

InChI

1S/C15H32N3OP/c1-12(2)17(13(3)4)20(19-11-9-10-16)18(14(5)6)15(7)8/h12-15H,9,11H2,1-8H3

InChI key

RKVHNYJPIXOHRW-UHFFFAOYSA-N

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Application

2-Cyanoethyl N,N,N′,N′-tetraisopropylphosphordiamidite was used:
  • in preparation of prosphoramidite reagent, required for synthesis of 12-mer oligodeoxynucleotide
  • as phosphorylating agent in synthesis of 1,2-diacyl-sn-glycerophosphatidylserine
  • in situ preparation of deoxyribonucleoside phosphoramidites
  • in preparation of 2′-deoxy-2′-fluoro-3′-O-(β-cyanoethyl-N,N-diisopropylphosphoramidic)-5′-O-(4-methoxytrityl)-4′-thio-β-D-arabinouridine and 1-(3-O-(β-cyanoethyl-N,N-diisopropylphosphoramidic)-2-deoxy-2-fluoro-5-O-(4,4′-dimethoxytrityl)-4-thio-β-D-arabinofuranosyl)-thymine
  • as reagent for synthesizing phosphitylated nucleotides

related product

Referencia del producto
Descripción
Precios

ALD00604

(+)-PSI Reagent, 95%

ALD00602

(–)-PSI Reagent, 95%

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 3 - Flam. Liq. 3 - Skin Sens. 1B

Storage Class

3 - Flammable liquids

wgk_germany

WGK 2

flash_point_f

119.3 °F - closed cup

flash_point_c

48.5 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves

Certificados de análisis (COA)

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Christoph Rosenbohm et al.
Bioorganic & medicinal chemistry, 12(9), 2385-2396 (2004-04-15)
LNA guanine and 2,6-diaminopurine (D) phosphoramidites have been synthesized as building blocks for antisense oligonucleotides (ON). The effects of incorporating LNA D into ON were investigated. As expected, LNA D containing ON showed increased affinity towards complementary DNA (Delta Tm
Jonathan K Watts et al.
Nucleic acids research, 35(5), 1441-1451 (2007-02-08)
The synthesis of oligonucleotides containing 2'-deoxy-2'-fluoro-4'-thioarabinonucleotides is described. 2'-Deoxy-2'-fluoro-5-methyl-4'-thioarabinouridine (4'S-FMAU) was incorporated into 18-mer antisense oligonucleotides (AONs). 4'S-FMAU adopts a predominantly northern sugar conformation. Oligonucleotides containing 4'S-FMAU, unlike those containing FMAU, were unable to elicit E. coli or human RNase
Vyacheslav V Filichev et al.
Bioorganic & medicinal chemistry, 12(11), 2843-2851 (2004-05-15)
Hexofuranosyl nucleosides are considered as conformationally restricted acyclic nucleosides using a furanose ring to link the diol backbone to the nucleobase. The phosphoramidite of 1-(2,3-dideoxy-beta-D-erythro-hexofuranosyl)thymine was synthesized from thymidine with formation of a new stereocentre at C-5' and the nucleoside
Arvind Misra et al.
Bioconjugate chemistry, 15(3), 638-646 (2004-05-20)
Synthesis of modified oligonucleotides in which the specific cytidine nucleoside analogues linked at 2'-OH position via a carbamate bond with an amino ethyl derivative of dansyl fluorophore is reported. For the multiple labeling of oligonucleotides, a strategy involving prelabeling at
Improved synthesis of (Pri2 N)2POCH2CH2CN.
J Nielsen et al.
Nucleic acids research, 15(8), 3626-3626 (1987-04-24)
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