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Stains, Fluorescent Dyes & Histology Reagents

Fast Blue RR

Available on request

Order Fast Blue RR (CAS 6268-05-9) online at Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-000576.

Pack sizes
Fast Blue RR chemical structure
CAS number6268-05-9
FormulaC15H16N2O3
Molar mass272.3 g/mol
Physical formCrystalline
HS code29332990
Purity97%
InChIKeyDDRCIGNRLHTTIW-UHFFFAOYSA-N
IUPAC nameN-(4-amino-2,5-dimethoxyphenyl)benzamide

About Fast Blue RR

Fast Blue RR sits in our stains, Fluorescent Dyes & Histology Reagents section and ships worldwide from stock or short lead time. Key data (97%): CAS 6268-05-9, formula C15H16N2O3 and molar mass 272.3 g/mol. Expect powder or crystals.

Where it is used

  • Histology & cytology staining
  • Microscopy
  • Clinical laboratories
  • Biological staining

Safe handling

Store it as follows: room temperature. Reported physical data: melting point 165-168 °C. It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Order it in 5 g and 25 g packs or ask for a bulk quotation. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Histology & cytology staining
  • Microscopy
  • Clinical laboratories
  • Biological staining

Applications

Specifications and identifiers

Specifications of Fast Blue RR
Product nameFast Blue RR
Catalogue numberZX-000576
CAS number6268-05-9
IUPAC nameN-(4-amino-2,5-dimethoxyphenyl)benzamide
Molecular formulaC15H16N2O3
Molar mass272.3 g/mol
Exact mass272.1161
Purity / assay97%
Physical formCrystalline
AppearancePowder or crystals
Melting point165-168 °C
XLogP32
H-bond donors / acceptors2 / 4
Topological polar surface area73.6 Ų
StorageRoom temperature
HS code29332990
InChIKeyDDRCIGNRLHTTIW-UHFFFAOYSA-N
SMILESCOC1=CC(=C(C=C1N)OC)NC(=O)C2=CC=CC=C2
PubChem CID80442
Synonyms4-Benzoylamino-2,5-dimethoxyaniline, Azoic Diazo No. 24, Fast Blue RR Base, 4'-Amino-2',5'-dimethoxybenzanilide, Benzamide, N-(4-amino-2,5-dimethoxyphenyl)-, 4-Benzamido-2,5-dimethoxyaniline, Daito Blue Base RR, Neutrosel Blue R, Fast Navy DR, Blue Salt NRR, Sanyo Fast Blue RR Base, Fast Blue Base RR

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Fast Blue RR
5 gQuoted on request
25 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 Fast Blue RR

Which CAS number identifies Fast Blue RR?
Fast Blue RR is registered under CAS 6268-05-9. You may also see it listed as 4-Benzoylamino-2,5-dimethoxyaniline, Azoic Diazo No. 24, Fast Blue RR Base. Our catalogue number for this item is ZX-000576.
What are the formula and molar mass of Fast Blue RR?
For Fast Blue RR, its formula is C15H16N2O3 and its molar mass is 272.3 g/mol. The systematic (IUPAC) name is N-(4-amino-2,5-dimethoxyphenyl)benzamide. InChIKey DDRCIGNRLHTTIW-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Fast Blue RR?
This listing is 97% purity. Standard packs are 5 g, 25 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Fast Blue RR?
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 Fast Blue RR to my country?
Yes. Because Fast Blue RR is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.
How do I store Fast Blue RR?
Room temperature. Keep the container closed and follow the handling advice in the SDS.

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