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C21310-HH

Sigma-Aldrich

DMT-2′O-Methyl-rC(ac) Phosphoramidite

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Synonym(s):
N-acetyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-methyl-cytidine, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]
Empirical Formula (Hill Notation):
C42H52N5O9P
CAS Number:
199593-09-4
Molecular Weight:
801.86
UNSPSC Code:
12352200

biological source

non-animal source (no BSE/TSE risk)

Quality Level

300

product line

Proligo Reagents

Assay

≥99% (31P-NMR)
≥99.0% (reversed phase HPLC)

form

powder

packaging

pkg of 1 × 100 g C213111-01
pkg of 1 × 500 g C213151-01

technique(s)

oligo synthesis: suitable

impurities

≤0.1% single unspecified Impurity (reversed phase HPLC)
≤0.3% mC2 (reversed phase HPLC, Hydrolysate)
≤0.3% mC3 (reversed phase HPLC, DMT-rC(ac)me)
≤0.3% mC4 (reversed phase HPLC, DMT-rC(ac)me-Ac)
≤0.3 wt. % water content (Karl Fischer)
≤0.5% P(III) Impurities 100-169ppm (31P-NMR)
≤1.0% mC1 (reversed phase HPLC, DMT-rC(ac)me-DMT)
≤3 wt. % residual Solvent content

color

white to off-white

λ

conforms (UV/VIS Identity)

suitability

conforms to structure for H-NMR
conforms to structure for LC-MS

nucleoside profile

base: cytidine
base protecting group: acetyl
2' protecting group: methyl
5' protecting group: DMT
deprotection: fast

storage temp.

2-8°C

InChI

1S/C42H52N5O9P/c1-28(2)47(29(3)4)57(54-26-12-24-43)56-38-36(55-40(39(38)52-8)46-25-23-37(44-30(5)48)45-41(46)49)27-53-42(31-13-10-9-11-14-31,32-15-19-34(50-6)20-16-32)33-17-21-35(51-7)22-18-33/h9-11,13-23,25,28-29,36,38-40H,12,26-27H2,1-8H3,(H,44,45,48,49)/t36-,38-,39?,40-,57?/m1/s1

InChI key

WNWUMIPFLOKTEZ-IXZONTHDSA-N

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WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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