chromotropic acid disodium salt

Names

[ CAS No. ]:
129-96-4

[ Name ]:
chromotropic acid disodium salt

[Synonym ]:
chromogen c
Sodium chromotropate
Disodium chromotropicate
Disodium4,5-dihydroxy-naphthalenedisulfonate
EINECS 204-972-9
Disidium4,4'-Bis(2-sulfonatostyryl)biphenyl
1,8-Dihydroxynaphthalene-3,6-disulphonic acid disodium salt
4,5-Dihydroxynaphthalin-2,7-disulfonsaeure Dinatriumsalz
4,5-dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate
Chromotropicaciddisodiumsal
chromotropic acid
Mordantbrown
Chromotropate
4,5-dihydroxynaphthalene-2,7-disulfonic acid disodium salt
4,5-dihydroxy-2,7-naphthalenedisulphonic acid disodium salt
Chromatropic Acid
Sodium 1,8-dioxynaphthalene-3,6-disulfonate

Chemical & Physical Properties

[ Melting Point ]:
>300ºC(lit.)

[ Molecular Formula ]:
C₁₀H₆Na₂O₈S₂

[ Molecular Weight ]:
364.25900

[ Exact Mass ]:
363.93000

[ PSA ]:
171.62000

[ LogP ]:
2.22080

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
36/37/38

[ Safety Phrases ]:
26-36

[ HS Code ]:
2908999090

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2908999090

[ Summary ]:
2908999090 halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%