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37305

Sigma-Aldrich

3-Hydroxy-1,2,3-benzotriazin-4(3H)-one

purum, ≥98.0% (T)

Synonym(s):

3,4-Dihydro-3-hydroxy-4-oxo-1,2,3-benzotriazine, 3-Hydroxy-3,4-dihydro-4-oxo-1,2,3-benzotriazine, DHBT

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About This Item

Empirical Formula (Hill Notation):
C7H5N3O2
CAS Number:
Molecular Weight:
163.13
Beilstein:
609382
EC Number:
MDL number:
UNSPSC Code:
12352000
PubChem Substance ID:
NACRES:
NA.22

grade

purum

Assay

≥98.0% (T)

mp

~180 °C (dec.)

SMILES string

ON1N=Nc2ccccc2C1=O

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Other Notes

Additive which suppresses racemization in peptide synthesis; Synthesis of amino acid active esters used as self-indicating building blocks in solid-phase synthesis

Pictograms

Exploding BombExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Expl. 1.1 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Storage Class Code

1 - Explosive Substances

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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E. Atherton et al.
Journal of the Chemical Society. Perkin Transactions 1, 2887-2887 (1988)
Y. Kurano et al.
Journal of the Chemical Society. Chemical Communications, 323-323 (1987)
L.R. Cameron et al.
Journal of the Chemical Society. Perkin Transactions 1, 2895-2895 (1988)
[Racemization in peptide syntheses].
W König et al.
Chemische Berichte, 103(7), 2024-2033 (1970-07-01)

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