Skip to Content
Merck
CN

Key Documents

View All Documentation

462985

2-Diazo-1-naphthol-5-sulfonic acid sodium salt monohydrate

technical grade

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C10H5N2NaO4S · H2O
CAS Number:
312619-43-5
Molecular Weight:
290.23
UNSPSC Code:
12162002
EC Number:
220-189-5
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

grade

technical grade

mp

143 °C (dec.) (lit.)

SMILES string

O.[Na+].[O-]C1C(C=Cc2c1cccc2S([O-])(=O)=O)[N+]#N

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Danger

Hazard Classifications

Eye Irrit. 2 - Self-react. D - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

5.2 - Organic peroxides and self-reacting hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

新产品

This item has

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
12209EO
04104LQ

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

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

Visit the Document Library