2-CHLORO-4-NITROPHENYL-BETA-D-MALTOTRIOSIDE

Base Information

• Chemical Name: 2-CHLORO-4-NITROPHENYL-BETA-D-MALTOTRIOSIDE
• CAS No.: 165522-16-7
• Molecular Formula: C₂₄H₃₄ClNO₁₈
• Molecular Weight: 659.983
• Hs Code.: 29400090
• Mol file: 165522-16-7.mol

Synonyms:2-CHLORO-4-NITROPHENYL-BETA-D-MALTOTRIOSIDE;2-chloro-4-nitrophenyl-β-d-maltotrioside;2-Chloro-4-nitrophenyl-b-D-maltotriose

Chemical Property of 2-CHLORO-4-NITROPHENYL-BETA-D-MALTOTRIOSIDE

Chemical Property:

• Melting Point: 160-166 °C (dec.)
• Boiling Point: 976.0±65.0 °C(Predicted)
• PKA: 12.44±0.70(Predicted)
• PSA: 303.50000
• Density: 1.79±0.1 g/cm3(Predicted)
• LogP: -4.40150
• Storage Temp.: −20°C

Purity/Quality:

98% ^*data from raw suppliers

2-Chloro-4-nitrophenyl b-D-maltotrioside ^*data from reagent suppliers

Safty Information:

• Safety Statements: 24/25

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

Technology Process of 2-CHLORO-4-NITROPHENYL-BETA-D-MALTOTRIOSIDE

There total 12 articles about 2-CHLORO-4-NITROPHENYL-BETA-D-MALTOTRIOSIDE 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: 51.3%

2-chloro-4-nitrophenyl β-maltoheptoside (90826-64-5) → 2-chloro-4-nitrophenyl-β-maltopentoside (99304-80-0) + o-chloro-p-nitrophenyl β-maltotetraoside (145072-72-6) + (2R,3R,4S,5S,6R)-2-{(2R,3S,4R,5R,6R)-6-[(2R,3S,4R,5R,6S)-6-(2-Chloro-4-nitro-phenoxy)-4,5-dihydroxy-2-hydroxymethyl-tetrahydro-pyran-3-yloxy]-4,5-dihydroxy-2-hydroxymethyl-tetrahydro-pyran-3-yloxy}-6-hydroxymethyl-tetrahydro-pyran-3,4,5-triol (118291-90-0,157381-11-8,165522-16-7) + 2-chloro-4-nitrophenyl O-(α-D-glucopyranosyl)-(1->4)-tetrakis-[O-α-D-glucopyranosyl-(1->4)]-β-D-glucopyranoside (198561-63-6)

Guidance literature:

With 2-hydroxyethanethiol; glycogen phosphorylase b; In phosphate buffer; at 30 ℃; for 5h; pH=6.8; Further Variations:; Temperatures; times; Product distribution; Enzymatic reaction;

DOI:10.1016/S0008-6215(98)00324-3

Reference yield:

C48H74ClNO38 (1512800-77-9) → C24H34ClNO18 (118291-90-0,157381-11-8,165522-16-7)

Guidance literature:

With limit dextrinase; calcium chloride; In aq. acetate buffer; at 45 ℃; pH=5.3; Temperature; Enzymatic reaction;

DOI:10.1016/j.ab.2013.12.004

Reference yield:

C44H54ClNO28 → (2R,3R,4S,5S,6R)-2-{(2R,3S,4R,5R,6R)-6-[(2R,3S,4R,5R,6S)-6-(2-Chloro-4-nitro-phenoxy)-4,5-dihydroxy-2-hydroxymethyl-tetrahydro-pyran-3-yloxy]-4,5-dihydroxy-2-hydroxymethyl-tetrahydro-pyran-3-yloxy}-6-hydroxymethyl-tetrahydro-pyran-3,4,5-triol (118291-90-0,157381-11-8,165522-16-7)

Guidance literature:

With sodium methylate; In methanol; for 24h; Ambient temperature; pH ca./= 8;

DOI:10.1016/S0008-6215(97)00187-0

upstream raw materials:

2-chloro-4-nitrophenyl β-maltoheptoside

2-chloro-4-nitrophenyl-β-maltopentoside

o-chloro-p-nitrophenyl β-maltotetraoside

2-chloro-4-nitrophenyl O-(α-D-glucopyranosyl)-(1->4)-tetrakis-[O-α-D-glucopyranosyl-(1->4)]-β-D-glucopyranoside

Downstream raw materials:

maltotriose

2-chloro-4-nitrophenol

4,6-O-benzylidene-2-chloro-4-nitrophenyl cellotrioside

β-D-glucose

Refernces

• 1、 Kandra, Lili,Gyemant, Gyoengyi. "Examination of the active sites of human salivary α-amylase (HSA)". . p. 579 - 585. Retrieved 2007/10/03.
• 2、 Farkas, Erzsebet,Janossy, Lorant,Harangi, Janos,Kandra, Lili,Liptak, Andras. "Synthesis of chromogenic substrates of α-amylases on a cyclodextrin basis". . p. 407 - 415. Retrieved 2007/10/03.