Skip to Content
Merck
CN

340545

1,2,3-Benzotriazin-4(3H)-one

98%

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C7H5N3O
CAS Number:
Molecular Weight:
147.13
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
201-971-5
MDL number:
Assay:
98%
Form:
powder
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist


assay

98%

form

powder

mp

216-218 °C (lit.)

SMILES string

O=C1NN=Nc2ccccc12

InChI

1S/C7H5N3O/c11-7-5-3-1-2-4-6(5)8-10-9-7/h1-4H,(H,8,9,11)

InChI key

DMSSTTLDFWKBSX-UHFFFAOYSA-N

General description

1,2,3-Benzotriazin-4(3H)-one is an 1,2,3-benzotriazine derivative. 1,2,3-Benzotriazin-4(3H)-one undergoes thermal condensation with α-amino acids to yield 3H-1,4-benzodiazepin-(1H,4H)-2,5-diones. 1,2,3-benzotriazin-4(3H)-one on thermolysis yields quinazolino[3,2-c][1,2,3]benzotriazin-8-one.


pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves



Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library