CAS: 1937-37-7 - Direct Black 38

Formel: C₃₄H₂₇N₉O₇S₂·2Na

InChl: InChI=1S/C34H27N9O7S2.2Na/c35-22-10-15-27(26(36)18-22)41-38-24-11-6-19(7-12-24)20-8-13-25(14-9-20)40-42-32-28(51(45,46)47)16-21-17-29(52(48,49)50)33(34(44)30(21)31(32)37)43-39-23-4-2-1-3-5-23;;/h1-18,44H,35-37H2,(H,45,46,47)(H,48,49,50);;

InChI Key: InChIKey=BPSJKGMNBUOTKY-UHFFFAOYSA-N

SMILES: [Na].O=S(=O)(O)C1=CC2=CC(=C(N=NC3=CC=C(C=C3)C=4C=CC(N=NC5=CC=C(N)C=C5N)=CC4)C(N)=C2C(O)=C1N=NC=6C=CC=CC6)S(=O)(=O)O

Synonyme:

• C.I. Direct Black 38
• C.I. Direct Black 38, disodium salt (8CI)
• (3E)-5-amino-6-[(E)-{4'-[(E)-(2,4-diaminophenyl)diazenyl]biphenyl-4-yl}diazenyl]-4-oxo-3-(phenylhydrazono)-3,4-dihydronaphthalene-2,7-disulfonic acid
• C.I. Direct Black 38
• disodium (3Z)-5-amino-6-[(E)-{4'-[(E)-(2,4-diaminophenyl)diazenyl]biphenyl-4-yl}diazenyl]-4-oxo-3-(phenylhydrazono)-3,4-dihydronaphthalene-2,7-disulfonate
• Chlorazol Black E
• C.I. Direct Black 38, disodium salt
• C.I. Direct Black 38, disodium salt
• Azo black
• 2,7-Naphthalenedisulfonic acid, 4-amino-3-[2-[4′-[2-(2,4-diaminophenyl)diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-, sodium salt (1:2)
• 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4′-[(2,4-diaminophenyl)azo][1,1′-biphenyl]-4-yl]azo]-5-hydroxy-6-(phenylazo)-, disodium salt
• C.I. 30235
• disodium (3E)-5-amino-6-[(E)-{4'-[(E)-(2,4-diaminophenyl)diazenyl]biphenyl-4-yl}diazenyl]-4-oxo-3-(phenylhydrazono)-3,4-dihydronaphthalene-2,7-disulfonate

Chlorazol Black E

CAS: 1937-37-7

• Formel: C₃₄H₂₅N₉Na₂O₇S₂
• Farbe und Form: Black powder to crystal
• Molekulargewicht: 781.73

Chlorazol Black E, pure

CAS: 1937-37-7

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. …

• Formel: C₃₄H₂₅N₉Na₂O₇S₂
• Farbe und Form: Dark brown to black, Crystalline powder, Dark brown to black, Crystalline powder
• Molekulargewicht: 781.73

Direct Black 38

CAS: 1937-37-7

• Formel: C₃₄H₂₅N₉Na₂O₇S₂
• Reinheit: 99%
• Farbe und Form: Solid
• Molekulargewicht: 781.7279

Direct Black 38

CAS: 1937-37-7

Direct Black 38 (Chlorazol Black E) is a black azo dye that is genotoxic and …

• Formel: C₃₄H₂₅N₉Na₂O₇S₂
• Reinheit: 98%
• Farbe und Form: Grey-Black Powder Physical Description Gray-Black Microcrystals Or Black Powder (Ntp 1992)
• Molekulargewicht: 781.73

Chlorazol Black (C.I. 30235)

CAS: 1937-37-7

• Formel: C₃₄H₂₅N₉Na₂O₇S₂
• Farbe und Form: Dark brown or black powder
• Molekulargewicht: 781.73

Direct Black 38

CAS: 1937-37-7

• Formel: C₃₄H₂₅N₉O₇S₂Na
• Farbe und Form: Neat
• Molekulargewicht: 781.73

Direct Black 38 100 µg/mL in Acetonitrile:Methanol

CAS: 1937-37-7

• Formel: C₃₄H₂₅N₉O₇S₂Na
• Farbe und Form: Single Solution
• Molekulargewicht: 781.73

Chlorozol Black E (Technical Grade)

CAS: 1937-37-7

• Formel: C₃₄H₂₅N₉O₇S₂Na
• Farbe und Form: Neat
• Molekulargewicht: 781.73

Direct black 38

CAS: 1937-37-7

Direct Black 38 (DB38) is a carbonate pigment with the chemical formula of Na2CO3. It …

• Formel: C₃₄H₂₇N₉O₇S₂·2Na
• Reinheit: Min. 95%
• Farbe und Form: Brown Powder
• Molekulargewicht: 783.75 g/mol