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Sudan red B

Available on request

Sudan red B (CAS 3176-79-2) supplier Zemixal. Request a quote with price, lead time and documents. Ships from India to 120+ countries.

Pack sizes
Sudan red B chemical structure
CAS number3176-79-2
FormulaC24H20N4O
Molar mass380.4 g/mol
InChIKeyNHXXLZBKTKNTEF-UHFFFAOYSA-N
IUPAC name1-[[3-methyl-4-[(3-methylphenyl)diazenyl]phenyl]diazenyl]naphthalen-2-ol

About Sudan red B

Zemixal supplies Sudan red B within its laboratory Chemicals & Reagents portfolio. Key data: CAS 3176-79-2, formula C24H20N4O and molar mass 380.4 g/mol.

Where it is used

  • Titration end-point detection
  • pH determination
  • Analytical testing
  • Indicator for titrations

Storage and safety notes

No GHS classification is recorded for this item, but handle it with normal laboratory care.

Available as 5 g. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Typical uses

  • Titration end-point detection
  • pH determination
  • Analytical testing
  • Indicator for titrations

Applications

Specifications and identifiers

Specifications of Sudan red B
Product nameSudan red B
Catalogue numberZX-018860
CAS number3176-79-2
IUPAC name1-[[3-methyl-4-[(3-methylphenyl)diazenyl]phenyl]diazenyl]naphthalen-2-ol
Molecular formulaC24H20N4O
Molar mass380.4 g/mol
Exact mass380.1637
XLogP37.1
H-bond donors / acceptors1 / 5
Topological polar surface area69.7 Ų
InChIKeyNHXXLZBKTKNTEF-UHFFFAOYSA-N
SMILESCC1=CC(=CC=C1)N=NC2=C(C=C(C=C2)N=NC3=C(C=CC4=CC=CC=C43)O)C
PubChem CID99631
SynonymsSolvent Red 25, C.I. Solvent Red 25, Ceres Red B, 1-[[3-methyl-4-[(3-methylphenyl)azo]phenyl]azo]-2-naphthol, 2-Naphthalenol, 1-[[3-methyl-4-[(3-methylphenyl)azo]phenyl]azo]-, 1-((3-Methyl-4-((3-methylphenyl)azo)phenyl)azo)-2-naphthol, 2-Naphthalenol, 1-((3-methyl-4-((3-methylphenyl)azo)phenyl)azo)-, 1-((3-Methyl-4-(m-tolyldiazenyl)phenyl)diazenyl)naphthalen-2-ol, 1-({3-methyl-4-[(3-methylphenyl)diazenyl]phenyl}diazenyl)naphthalen-2-ol, Fat Deep Red

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Sudan red B
5 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Sudan red B

Which CAS number identifies Sudan red B?
Sudan red B is registered under CAS 3176-79-2. You may also see it listed as Solvent Red 25, C.I. Solvent Red 25, Ceres Red B. Our catalogue number for this item is ZX-018860.
What are the formula and molar mass of Sudan red B?
For Sudan red B, its formula is C24H20N4O and its molar mass is 380.4 g/mol. The systematic (IUPAC) name is 1-[[3-methyl-4-[(3-methylphenyl)diazenyl]phenyl]diazenyl]naphthalen-2-ol. InChIKey NHXXLZBKTKNTEF-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Sudan red B?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Sudan red B?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Sudan red B to my country?
Yes. Sudan red B ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.
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