1,7-cleve's acid

Names

[ CAS No. ]:
119-28-8

[ Name ]:
1,7-cleve's acid

[Synonym ]:
8-Aminonaphthalene-2-Sulfonic Acid
2-Naphthalenesulfonic acid, 8-amino-
8-Amino-2-naphthalenesulfonic acid
EINECS 204-311-4
1,7-cleve's acid
MFCD00044844
1-Naphthylamine-7-sulfonic Acid

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Melting Point ]:
≥300 °C(lit.)

[ Molecular Formula ]:
C₁₀H₉NO₃S

[ Molecular Weight ]:
223.248

[ Exact Mass ]:
223.030319

[ PSA ]:
88.77000

[ LogP ]:
0.42

[ Index of Refraction ]:
1.713

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS05

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H314

[ Precautionary Statements ]:
P280-P305 + P351 + P338-P310

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges

[ Hazard Codes ]:
C:Corrosive;

[ Risk Phrases ]:
R34

[ Safety Phrases ]:
S26-S36/37/39-S45

[ RIDADR ]:
UN 2585 8/PG 3

[ WGK Germany ]:
2

[ Packaging Group ]:
III

[ Hazard Class ]:
8

[ HS Code ]:
2921450090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2921450090

[ Summary ]:
2921450090 1-naphthylamine (α-naphthylamine), 2-naphthylamine (β-naphthylamine) and their derivatives; salts thereof。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%