Piritrexim

Base Information

Chemical Name:Piritrexim
CAS No.:72732-56-0
Molecular Formula:C17H19 N5 O2
Molecular Weight:325.37
Hs Code.:2933990090
UNII:MK2A783ZUT
DSSTox Substance ID:DTXSID20223032
Nikkaji Number:J22.076K
Wikidata:Q27088402
NCI Thesaurus Code:C1031
Pharos Ligand ID:VA1BGQMZRDT6
Metabolomics Workbench ID:148189
ChEMBL ID:CHEMBL7492
Mol file:72732-56-0.mol

Synonyms:2,4-diamino-6-(2,5-dimethoxybenzyl)-5-methylpyrido(2,3-d)pyrimidine;BW 301U;BW-301U;BW301U;piritrexim;piritrexim monohydrochloride

Suppliers and Price of Piritrexim

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Crysdot
6-(2,5-Dimethoxybenzyl)-5-methylpyrido[2,3-d]pyrimidine-2,4-diamine 95+%
1g
$ 1424.00

American Custom Chemicals Corporation
PIRITREXIM 95.00%
1G
$ 2804.55

American Custom Chemicals Corporation
PIRITREXIM 95.00%
5MG
$ 496.88

Total 5 raw suppliers

Chemical Property of Piritrexim

Chemical Property:

Vapor Pressure:0mmHg at 25°C
Melting Point:252-254°
Boiling Point:603.315°C at 760 mmHg
PKA:6.69±0.30(Predicted)
Flash Point:318.674°C
PSA：109.17000
Density:1.294g/cm³
LogP:3.26800
Storage Temp.:2-8°C
XLogP3:2.1
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:7
Rotatable Bond Count:4
Exact Mass:325.15387487
Heavy Atom Count:24
Complexity:412

Purity/Quality:

97% ^*data from raw suppliers

6-(2,5-Dimethoxybenzyl)-5-methylpyrido[2,3-d]pyrimidine-2,4-diamine 95+% ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:CC1=C2C(=NC(=NC2=NC=C1CC3=C(C=CC(=C3)OC)OC)N)N
Recent ClinicalTrials:Piritrexim in Treating Patients With Advanced Cancer of the Urinary Tract
Uses Antiproliferative agent.

Technology Process of Piritrexim

There total 14 articles about Piritrexim which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 38.0%

: 72676-85-8
2,4-diamino-5-methyl-6-(2,5-dimethoxybenzyl)-7-chloro-pyrido[2,3-d]pyrimidine

: 72732-56-0
piritrexim

Guidance literature:: With potassium hydroxide; hydrogen; palladium on activated charcoal; In ethanol; for 36h; under 1810.02 - 2068.6 Torr;
DOI:10.1021/jm00177a025

Reference yield: 38.0%

: 153944-51-5
2-bromo-3-cyano-4-methyl-5-(2,5-dimethoxybenzyl)pyridine

: 50-01-1
guanidine hydrochloride

: 72732-56-0
piritrexim

Guidance literature:: With pyridine; sodium methylate; for 3h; Heating;
DOI:10.1021/jo040268z

Reference yield:

: 93-02-7
2,5-dimethoxybenzaldehyde

: 72732-56-0
piritrexim

Guidance literature:: Multi-step reaction with 5 steps

1: 64 percent / piperidine / benzene; acetic acid / 3 h / Heating

2: 89 percent / H₂ / 5percent Pd/C / ethyl acetate / 2 h / 1034.3 - 2068.6 Torr

3: 62 percent / diphenyl ether / 1.5 h / 195 - 230 °C

4: 40 percent / SOCl₂*DMF / CHCl₃ / 3 h / Heating

5: 38 percent / KOH, H₂ / 5percent Pd/C / ethanol / 36 h / 1810.02 - 2068.6 Torr

With piperidine; potassium hydroxide; N,N-dimethylformamide, thionyl chloride; hydrogen; palladium on activated charcoal; In diphenylether; ethanol; chloroform; acetic acid; ethyl acetate; benzene;
DOI:10.1021/jm00177a025