| Identification | More | [Name]
CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE | [CAS]
5808-22-0 | [Synonyms]
1,8-DIHYDROXY-3,6-NAPHTHALENEDISULFONIC ACID DISODIUM SALT DIHYDRATE
1,8-DIHYDROXYNAPHTHALENE-3,6-DISULFONIC ACID DISODIUM SALT
1,8-DIHYDROXYNAPHTHALENE-3,6-DISULFONIC ACID DISODIUM SALT DIHYDRATE
4,5-DIHYDROXY-2,7-NAPHTHALENEDISULFONIC ACID, DISODIUM SALT
4,5-DIHYDROXY-2,7-NAPHTHALENEDISULFONIC ACID DISODIUM SALT DIHYDRATE
4,5-DIHYDROXY-2,7-NAPHTHALENE DISULFONIC ACID SODIUM SALT DIHYDRATE
4,5-DIHYDROXY-2,7-NAPHTHALENEDISULPHONIC ACID, DISODIUM SALT
4,5-DIHYDROXY-2,7-NAPTHALENEDISULFONIC ACID SODIUM SALT
4,5-DIHYDROXYNAPHTHALENE-2,7-DISULFONIC ACID DISODIUM SALT
4,5-DIHYDROXYNAPHTHALENE-2,7-DISULFONIC ACID DISODIUM SALT DIHYDRATE
4,5-DIHYDROXYNAPHTHALENE-2,7-DISULPHONIC ACID DISODIUM SALT DIHYDRATE
CHROMOGEN C DIHYDRATE
CHROMOGENE C
CHROMOTROPIC ACID DISODIUM DIHYDRATE
CHROMOTROPIC ACID, DISODIUM SALT
CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE
CHROMOTROPIC ACID SODIUM SALT DIHYDRATE
DISODIUM CHROMOTROPATE
DISODIUM CHROMOTROPATE DIHYDRATE
LABOTEST-BB LT01147788 | [EINECS(EC#)]
204-972-9 | [Molecular Formula]
C10H10Na2O10S2 | [MDL Number]
MFCD00150612 | [Molecular Weight]
400.29 | [MOL File]
5808-22-0.mol |
| Chemical Properties | Back Directory | [Appearance]
white or gray to tan powder | [Melting point ]
>300 °C(lit.) | [bulk density]
780kg/m3 | [storage temp. ]
Store below +30°C. | [solubility ]
170g/l | [Colour Index ]
57030 | [form ]
Powder | [color ]
off-white
| [PH]
3.6 (10g/l, H2O, 20℃) | [Stability:]
Stable. Incompatible with strong oxidizers, strong acids, acid chlorides, acid anhydrides. Light sensitive. | [Water Solubility ]
Soluble in water. | [Merck ]
14,2241 | [BRN ]
3647189 | [InChI]
InChI=1S/C10H8O8S2.Na.H2O.H/c11-8-3-6(19(13,14)15)1-5-2-7(20(16,17)18)4-9(12)10(5)8;;;/h1-4,11-12H,(H,13,14,15)(H,16,17,18);;1H2; | [InChIKey]
VMMMUWCNLBLZFD-UHFFFAOYSA-N | [SMILES]
OC1C=C(S(O)(=O)=O)C=C2C=C(S(O)(=O)=O)C=C(O)C=12.[NaH].O | [CAS DataBase Reference]
5808-22-0(CAS DataBase Reference) |
| Safety Data | Back Directory | [Hazard Codes ]
Xi | [Risk Statements ]
R36/37/38:Irritating to eyes, respiratory system and skin . | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing . | [WGK Germany ]
3
| [TSCA ]
Yes | [HS Code ]
29089990 |
| Hazard Information | Back Directory | [Chemical Properties]
white or gray to tan powder | [Uses]
Chromotropic acid disodium salt dihydrate may be employed as a chromogenic reagent for the quantification of dipyrone in various pharmaceutical preparations. | [Uses]
4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate, is used to improve the visualization of trichothecenes on developed TLC plates. It serves as an intermediate in the production of dyes, pigments, chelating reagents, sulfonic and sulfinic acids. | [General Description]
Chromotropic acid disodium salt dihydrate is a tan colored sodium salt. | [Purification Methods]
Recrystallise it from H2O or H2O by adding EtOH. It complexes with Ag, ClO3-, Cr, Hg, NO2 , -NO3 and Ti. [Beilstein 11 H 72, 11 I 307, 11 II 174, 11 III 174, 11 IV 576.] |
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