Methotrexate-methyl-d3 - ≥98 atom% D,≥98% , CAS No.432545-63-6

CAS: 432545-63-6 Cat. No.: M336915 Molecular Weight: 457.46 EC Number: 803-954-3
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GRADE & PURITY ≥98 atom% D,≥98%
Synonyms
Amethopterin-d3 | MTX-d3 | (4-(((2,4-diaminopteridin-6-yl)methyl)(methyl-d3)amino)benzoyl)-L-glutamic acid
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1mg
M336915-1mg
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$439.90
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Why this grade

≥98 atom% D,≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at -20°C 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

Methotrexate-methyl-d3 is a deuterated form of methotrexate, an antineoplastic and antirheumatic agent. Studies indicate that methotrexate-methyl-d3 can act as a folic acid antagonist. Methotrexate competitively and irreversibly inhibits dihydrofolate reductase (DHFR) which is essential in tetrahydrofolate synthesis. In addition, the reduction in tetrahydrofolate synthesis causes a decrease in purine base synthesis which results in the inhibition of DNA, RNA, thymidylates, and proteins. Alternate studies suggest that methotrexate-methyl-d3 can suppress T cell activation and adhesion molecule expression through IL-1 suppression.

Specifications

Synonyms
Amethopterin-d3 | MTX-d3 | (4-(((2, 4-diaminopteridin-6-yl)methyl)(methyl-d3)amino)benzoyl)-L-glutamic acid
Specifications & Purity
≥98 atom% D, ≥98%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98 atom% D, ≥98%
Names and Identifiers
Canonical SmilesCN(CC1=CN=C2C(=N1)C(=NC(=N2)N)N)C3=CC=C(C=C3)C(=O)NC(CCC(=O)O)C(=O)O
IUPAC Name(2S)-2-[[4-[(2,4-diaminopteridin-6-yl)methyl-(trideuteriomethyl)amino]benzoyl]amino]pentanedioic acid
InChIKeyFBOZXECLQNJBKD-FUPFOCIHSA-N
INCHI1S/C20H22N8O5/c1-28(9-11-8-23-17-15(24-11)16(21)26-20(22)27-17)12-4-2-10(3-5-12)18(31)25-13(19(32)33)6-7-14(29)30/h2-5,8,13H,6-7,9H2,1H3,(H,25,31)(H,29,30)(H,32,33)(H4,21,22,23,26,27)/t13-/m0/s1/i1D3
Isomeric SMILES [2H]C([2H])([2H])N(CC1=CN=C2C(=N1)C(=NC(=N2)N)N)C3=CC=C(C=C3)C(=O)N[C@@H](CCC(=O)O)C(=O)O
Alternate CAS 59-05-2(unlabelled)
Molecular Weight 457.46
Reaxy-Rn 4219876
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=4219876&ln=

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.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassPteridines and derivatives
SubclassPterins and derivatives
Intermediate Tree Nodes Pteroic acids and derivatives - Folic acids and derivatives
Direct ParentFolic acids
Alternative Parents Glutamic acid and derivatives  N-acyl-alpha amino acids  Hippuric acids  Aminobenzamides  Aniline and substituted anilines  Benzoyl derivatives  Dialkylarylamines  Aminopyrimidines and derivatives  Aralkylamines  Pyrazines  Imidolactams  Dicarboxylic acids and derivatives  Heteroaromatic compounds  Secondary carboxylic acid amides  Amino acids  Carboxylic acids  Azacyclic compounds  Carbonyl compounds  Organic oxides  Primary amines  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Folic acid - Glutamic acid or derivatives - Hippuric acid or derivatives - Hippuric acid - N-acyl-alpha-amino acid - N-acyl-alpha amino acid or derivatives - Alpha-amino acid or derivatives - Aminobenzamide - Aminobenzoic acid or derivatives - Benzamide - Benzoic acid or derivatives - Benzoyl - Aniline or substituted anilines - Dialkylarylamine - Tertiary aliphatic/aromatic amine - Aminopyrimidine - Aralkylamine - Pyrazine - Pyrimidine - Monocyclic benzene moiety - Dicarboxylic acid or derivatives - Benzenoid - Imidolactam - Heteroaromatic compound - Secondary carboxylic acid amide - Amino acid or derivatives - Amino acid - Carboxamide group - Tertiary amine - Carboxylic acid derivative - Carboxylic acid - Azacycle - Organic oxygen compound - Carbonyl group - Organonitrogen compound - Hydrocarbon derivative - Organooxygen compound - Primary amine - Organic nitrogen compound - Organic oxide - Amine - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as folic acids. These are heterocyclic compounds based on the 4-[(pteridin-6-ylmethyl)amino]benzoic acid skeleton conjugated with one or more L-glutamate units.
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
SolubilitySoluble in DMSO
Molecular Weight457.500 g/mol
XLogP3-1.800
Hydrogen Bond Donor Count5
Hydrogen Bond Acceptor Count12
Rotatable Bond Count9
Exact Mass457.19 Da
Monoisotopic Mass457.19 Da
Topological Polar Surface Area211.000 Ų
Heavy Atom Count33
Formal Charge0
Complexity704.000
Isotope Atom Count3
Defined Atom Stereocenter Count1
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Documents & Articles
Solution Calculators
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