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Key Documents

N6133

Sigma-Aldrich

4-Nitrophenyl N,N′-diacetyl-β-D-chitobioside

≥99% (TLC), powder

Synonym(s):

pNP-chitobiose

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About This Item

Empirical Formula (Hill Notation):
C22H31N3O13
CAS Number:
Molecular Weight:
545.49
Beilstein:
1445509
UNSPSC Code:
12352204
PubChem Substance ID:
NACRES:
NA.32

Product Name

4-Nitrophenyl N,N′-diacetyl-β-D-chitobioside, ≥99% (TLC)

Quality Level

Assay

≥99% (TLC)

form

powder

solubility

DMF: 24.50-25.50 mg/mL

storage temp.

2-8°C

SMILES string

CC(=O)N[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1O[C@H]2[C@H](O)[C@@H](NC(C)=O)[C@@H](O[C@@H]2CO)Oc3ccc(cc3)[N+]([O-])=O

InChI

1S/C22H31N3O13/c1-9(28)23-15-18(31)17(30)13(7-26)36-22(15)38-20-14(8-27)37-21(16(19(20)32)24-10(2)29)35-12-5-3-11(4-6-12)25(33)34/h3-6,13-22,26-27,30-32H,7-8H2,1-2H3,(H,23,28)(H,24,29)/t13-,14-,15-,16-,17-,18-,19-,20-,21-,22+/m1/s1

InChI key

HWBFEVWOQMUQIE-MVEDJEFUSA-N

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Application

4-Nitrophenyl N,N′-diacetyl-β-D-chitobioside has been used to measure the exochitinase activity of DOI, a novel protein from Chinese yam (Dioscorea opposita Thunb.) and exochitinase activity of ChiEn3 from Coprinopsis cinerea. It has also been used to determine the activity of a chitinolytic enzyme, N-acetyl-β-D-glucosaminidases.

Biochem/physiol Actions

4-Nitrophenyl N,N′-diacetyl-β-D-chitobioside is a substrate for determining exochitinase activity (chitobiosidase activity).

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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