Product Information
Name:
Fast Sulphon Black F (Technical Grade)
Synonyms:
- C.I. Acid Black 32
- C.I. Acid Black 32
- Trisodium Salt
- Fast Sulfon Black F
- C.I. 26990
- Fast Milling Black BF
- Fast Sulfone Black F
- Java Fast Black F
- Sulphon Black F
- (3E)-4-oxo-5-[(2Z)-2-(2-oxonaphthalen-1(2H)-ylidene)hydrazinyl]-3-[2-(4-sulfonaphthalen-1-yl)hydrazinylidene]-3,4-dihydronaphthalene-2,7-disulfonic acid
- See more synonyms
- 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[(2-hydroxy-1-naphthalenyl)azo]-3-[(4-sulfo-1-naphthalenyl)azo]-, trisodium salt
- 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-3-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:3)
- Fast Sulphon Black F
Description:
Applications Fast Sulphon Black F is a complexometric indicator, used for titrations. Fast Sulphon Black F is used for titrations with EDTA. It may appear purple with a copper complexation and change to green with EDTA. Fast Sulphon Black F may also be used as a stain.
Notice:
Our products are intended for lab use only. For any other use, please contact us.
Brand:
TRC
Long term storage:
Notes:
Chemical properties
Molecular weight:
774.64
Formula:
C30H17N4Na3O11S3
Color/Form:
White to Off-White Solid
InChI:
InChI=1S/C30H20N4O11S3.3Na/c35-24-11-9-16-5-1-2-6-19(16)28(24)33-32-23-15-18(46(37,38)39)13-17-14-26(48(43,44)45)29(30(36)27(17)23)34-31-22-10-12-25(47(40,41)42)21-8-4-3-7-20(21)22;;;/h1-15,35-36H,(H,37,38,39)(H,40,41,42)(H,43,44,45);;;/q;3*+1/p-3/b33-32+,34-31+;;;
InChI key:
InChIKey=AENRUBZPRNLXBI-IDWDPHRWSA-K
SMILES:
O=S(=O)(O[Na])c1cc(/N=N/c2c(O)ccc3ccccc23)c2c(O)c(/N=N/c3ccc(S(=O)(=O)O[Na])c4ccccc34)c(S(=O)(=O)O[Na])cc2c1
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