DMT-dI Phosphoramidite - ≥98%, total of isomers , CAS No.141684-35-7

CAS: 141684-35-7 Cat. No.: B299891 Molecular Weight: 754.82 EC Number: 853-150-1
AVAILABLE TO ORDER
GRADE & PURITY ≥98% total of isomers
Synonyms
5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]-3'-O-[(2-cyanoethoxy)(diisopropylamino)phosphino]-2'-deoxyinosine | (2R,3S,5R)-2-[[Bis(4-methoxyphenyl)(phenyl)methoxy]methyl]-5-(6-oxo-1,6-dihydro-9H-purin-9-yl)tetrahydrofuran-3-yl (2-Cyanoethyl) Diisopropylphos
Storage
Protected from light,Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
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Size
Status
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250mg
B299891-250mg
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1g
B299891-1g
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5g
D1496609-5g
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Why this grade

≥98%, total of isomers for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Protected from light,Store at -20°C,Argon charged Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Phosphoramidite is a modified phosphoramidite monomer used for the oligonucleotide synthesis.

Specifications

Synonyms
5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]-3'-O-[(2-cyanoethoxy)(diisopropylamino)phosphino]-2'-deoxyinosine | (2R, 3S, 5R)-2-[[Bis(4-methoxyphenyl)(phenyl)methoxy]methyl]-5-(6-oxo-1, 6-dihydro-9H-purin-9-yl)tetrahydrofuran-3-yl (2-Cyanoethyl) Diisopropylphos
Specifications & Purity
≥98%, total of isomers
Storage
Protected from light, Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Canonical SmilesCC(C)N(C(C)C)P(OCCC#N)OC1CC(OC1COC(C2=CC=CC=C2)(C3=CC=C(C=C3)OC)C4=CC=C(C=C4)OC)N5C=NC6=C5N=CNC6=O
IUPAC Name3-[[(2R,3S,5R)-2-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-5-(6-oxo-1H-purin-9-yl)oxolan-3-yl]oxy-[di(propan-2-yl)amino]phosphanyl]oxypropanenitrile
InChIKeyZKGZROFWRPJVEB-XZYUMQGLSA-N
INCHI1S/C40H47N6O7P/c1-27(2)46(28(3)4)54(51-22-10-21-41)53-34-23-36(45-26-44-37-38(45)42-25-43-39(37)47)52-35(34)24-50-40(29-11-8-7-9-12-29,30-13-17-32(48-5)18-14-30)31-15-19-33(49-6)20-16-31/h7-9,11-20,25-28,34-36H,10,22-24H2,1-6H3,(H,42,43,47)/t34-,35+,36+,54?/m0/s1
Isomeric SMILES CC(C)N(C(C)C)P(OCCC#N)O[C@H]1C[C@@H](O[C@@H]1COC(C2=CC=CC=C2)(C3=CC=C(C=C3)OC)C4=CC=C(C=C4)OC)N5C=NC6=C5N=CNC6=O
Molecular Weight 754.82

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassNucleosides, nucleotides, and analogues
ClassNucleoside and nucleotide analogues
SubclassRibonucleoside phosphoramidites
Intermediate Tree Nodes Not available
Direct ParentRibonucleoside phosphoramidites
Alternative Parents Alpha amino acid amides  Hypoxanthines  6-oxopurines  Benzylethers  Phenoxy compounds  Methoxybenzenes  Anisoles  Pyrimidones  Alkyl aryl ethers  N-substituted imidazoles  Monosaccharides  Hydropyrimidines  Vinylogous amides  Tetrahydrofurans  Heteroaromatic compounds  Lactams  Propargyl-type 1,3-dipolar organic compounds  Oxacyclic compounds  Nitriles  Formamidines  Dialkyl ethers  Carboximidamides  Azacyclic compounds  Organopnictogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Ribonucleoside phosphoramidite - Alpha-amino acid amide - Hypoxanthine - Alpha-amino acid or derivatives - 6-oxopurine - Imidazopyrimidine - Benzylether - Phenoxy compound - Methoxybenzene - Phenol ether - Anisole - Pyrimidone - Alkyl aryl ether - Benzenoid - Pyrimidine - N-substituted imidazole - Monosaccharide - 1,6-dihydropyrimidine - Hydropyrimidine - Monocyclic benzene moiety - Heteroaromatic compound - Vinylogous amide - Tetrahydrofuran - Azole - Lactam - Formamidine - Oxacycle - Azacycle - Organoheterocyclic compound - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Carboximidamide - Nitrile - Carbonitrile - Ether - Dialkyl ether - Carboxylic acid derivative - Amidine - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as ribonucleoside phosphoramidites. These are ribonucleoside analogues that consist of a nucleobase (usually purine or pyrimidine), linked to a ribose or deoxyribose, which is protected at the 2',3', or 5'-position by a phosphoramidite group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Chemical and Physical Properties
Sensitivityair sensitive;Moisture sensitive;light sensitive;heat sensitive
Molecular Weight754.800 g/mol
XLogP35.400
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count11
Rotatable Bond Count17
Exact Mass754.324 Da
Monoisotopic Mass754.324 Da
Topological Polar Surface Area142.000 Ų
Heavy Atom Count54
Formal Charge0
Complexity1230.000
Isotope Atom Count0
Defined Atom Stereocenter Count3
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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