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21861

Sigma-Aldrich

1,1′-Carbonyl-di-(1,2,4-triazole)

technical, ≥90% (T)

Synonym(s):

CDT

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About This Item

Empirical Formula (Hill Notation):
C5H4N6O
CAS Number:
41864-22-6
Molecular Weight:
164.12
Beilstein:
10250
MDL number:
MFCD00043399
UNSPSC Code:
12352005
PubChem Substance ID:
57647945
NACRES:
NA.22

grade

technical

Quality Level

100

Assay

≥90% (T)

form

powder

reaction suitability

reaction type: Carbonylations

mp

138-152 °C

application(s)

peptide synthesis

storage temp.

2-8°C

SMILES string

O=C(n1cncn1)n2cncn2

InChI

1S/C5H4N6O/c12-5(10-3-6-1-8-10)11-4-7-2-9-11/h1-4H

InChI key

YHNUDLCUIKMNSN-UHFFFAOYSA-N

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Other Notes

Reagent for preparing the reactive acyl triazolides from carboxylic acids; Reaction of unprotected glucose with acyl triazolide to the β-D-glucosyl ester; Dehydrating agent which reacts with H2O2 giving singlet oxygen, used e.g. for epoxidations

Signal Word

Danger

Hazard Statements

H302,H318,H361

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Repr. 2

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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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