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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:
Molecular Weight:
164.12
Beilstein/REAXYS Number:
10250
MDL number:
UNSPSC Code:
12352005
PubChem Substance ID:
NACRES:
NA.22

grade

technical

Quality Level

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

signalword

Danger

Hazard Classifications

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

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges


Certificates of Analysis (COA)

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H.-P. Pfander et al.
Helvetica Chimica Acta, 63, 277-277 (1980)
Javier Oltra-Cucarella et al.
Journal of the American Geriatrics Society, 66(7), 1360-1366 (2018-05-11)
To investigate the implications of obtaining one or more low scores on a battery of cognitive tests on diagnosing mild cognitive impairment (MCI). Observational longitudinal study. Alzheimer's Disease Neuroimaging Initiative. Normal controls (NC, n = 280) and participants with MCI
Mirjam Larsen et al.
European journal of human genetics : EJHG, 23(6), 808-816 (2014-11-06)
Facioscapulohumeral muscular dystrophy (FSHD) is an autosomal dominant muscular disorder with a wide clinical variability. Contractions of the D4Z4 macrosatellite repeat on chromosome 4q35 are the molecular basis of the pathophysiology. Recently, in a subset of patients without D4Z4 repeat
G O Androga et al.
Anaerobe, 60, 102083-102083 (2019-08-05)
The relevance of large clostridial toxin-negative, binary toxin-producing (A-B-CDT+) Clostridium difficile strains in human infection is still controversial. In this study, we investigated putative virulence traits that may contribute to the role of A-B-CDT+C. difficile strains in idiopathic diarrhea. Phenotypic assays
Steen Buus Kristiansen et al.
Cardiovascular diabetology, 18(1), 66-66 (2019-06-04)
The mechanisms underlying increased mortality in patients with diabetes and admission hyperglycemia after an acute coronary syndrome may involve reduced capacity for cardioprotection. We investigated the impact of hyperglycemia on exogenously activated cardioprotection by ischemic preconditioning (IPC) in hearts from

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