p-NH2-Bn-DTPA(B-300)

Base Information

• Chemical Name: p-NH2-Bn-DTPA(B-300)
• CAS No.: 102650-29-3
• Molecular Formula: C21H30N4O10
• Molecular Weight: 498.48
• Mol file: 102650-29-3.mol

Synonyms:p-NH2-Bn-DTPA(B-300);p-NH2-Bn-DTPA;S-2-(4-AMinobenzyl)-diethylenetriaMine pentaacetic acid TFA salt, p-NH2-Bn-DTPA-TFA

Chemical Property of p-NH2-Bn-DTPA(B-300)

Chemical Property:

• PSA: 222.24000
• LogP: -0.90990

Purity/Quality:

97% ^*data from raw suppliers

S-2-(4-Aminobenzyl)-diethylenetriamine pentaacetic acid ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Uses: p-NH?-Bn-DTPA, is a bifunctional chelating agent.

Technology Process of p-NH2-Bn-DTPA(B-300)

There total 4 articles about p-NH2-Bn-DTPA(B-300) 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: 93.0%

2-({2-[bis(carboxymethyl)amino]-3-(4-nitrophenyl)propyl}({2-[bis(carboxymethyl)amino]ethyl})amino)acetic acid → 2-{[3-(4-aminophenyl)-2-[bis(carboxymethyl)amino]propyl] ({2-[bis(carboxymethyl)amino]ethyl})amino}acetic acid (128817-52-7,102650-29-3)

Guidance literature:

With palladium 10% on activated carbon; hydrogen; In water; for 24h;

Reference yield:

tert-butyl 2-[(2-{bis[2-(tert-butoxy)-2-oxoethyl]amino}-3-(4-nitrophenyl)propyl)(2-{bis[2-(tert-butoxy)-2-oxoethyl]amino}ethyl)amino]acetate (262855-60-7) → 2-{[3-(4-aminophenyl)-2-[bis(carboxymethyl)amino]propyl] ({2-[bis(carboxymethyl)amino]ethyl})amino}acetic acid (128817-52-7,102650-29-3)

Guidance literature:

Multi-step reaction with 2 steps

1: hydrogenchloride / 1,4-dioxane / 40.17 h / 0 - 20 °C

2: hydrogen; palladium 10% on activated carbon / water / 24 h

With hydrogenchloride; palladium 10% on activated carbon; hydrogen; In 1,4-dioxane; water;

Reference yield:

tert-butyl 2-{[2-(tert-butoxy)-2-oxoethyl][2-iodo-3-(4-nitrophenyl)propyl]amino}acetate → 2-{[3-(4-aminophenyl)-2-[bis(carboxymethyl)amino]propyl] ({2-[bis(carboxymethyl)amino]ethyl})amino}acetic acid (128817-52-7,102650-29-3)

Guidance literature:

Multi-step reaction with 3 steps

1.1: silver perchlorate / acetonitrile / 0.25 h / -5 °C

1.2: 14 h / -5 - 20 °C

2.1: hydrogenchloride / 1,4-dioxane / 40.17 h / 0 - 20 °C

3.1: hydrogen; palladium 10% on activated carbon / water / 24 h

With hydrogenchloride; palladium 10% on activated carbon; hydrogen; silver perchlorate; In 1,4-dioxane; water; acetonitrile;

upstream raw materials:

tert-butyl 2-[(2-{bis[2-(tert-butoxy)-2-oxoethyl]amino}-3-(4-nitrophenyl)propyl)(2-{bis[2-(tert-butoxy)-2-oxoethyl]amino}ethyl)amino]acetate

Downstream raw materials:

Pr⁽³⁺⁾*O₂CCH₂N(C₂H₄N(CH₂CO₂)2)CH₂CH(CH₂C₆H₄NH₂)N(CH₂CO₂)2^(5-)*H₂O=[Pr(C₂₁H₂₅N₄O₁₀)(OH₂)]^(2-)

Eu⁽³⁺⁾*O₂CCH₂N(C₂H₄N(CH₂CO₂)2)CH₂CH(CH₂C₆H₄NH₂)N(CH₂CO₂)2^(5-)*H₂O=[Eu(C₂₁H₂₅N₄O₁₀)(OH₂)]^(2-)

Nd⁽³⁺⁾*O₂CCH₂N(C₂H₄N(CH₂CO₂)2)CH₂CH(CH₂C₆H₄NH₂)N(CH₂CO₂)2^(5-)*H₂O=[Nd(C₂₁H₂₅N₄O₁₀)(OH₂)]^(2-)

Dy⁽³⁺⁾*O₂CCH₂N(C₂H₄N(CH₂CO₂)2)CH₂CH(CH₂C₆H₄NH₂)N(CH₂CO₂)2^(5-)*H₂O=[Dy(C₂₁H₂₅N₄O₁₀)(OH₂)]^(2-)

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