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API Impurities

Sodium Picosulfate - Impurity B

Reference StandardAvailable on request

Sodium Picosulfate - Impurity B (CAS 603-41-8) supplier Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-020028.

Pack sizes
Sodium Picosulfate - Impurity B chemical structure
CAS number603-41-8
FormulaC18H15NO2
Molar mass277.3 g/mol
Physical formSolid
HS code38229090
InChIKeyLJROKJGQSPMTKB-UHFFFAOYSA-N
IUPAC name4-[(4-hydroxyphenyl)-pyridin-2-ylmethyl]phenol

About Sodium Picosulfate - Impurity B

Analytical teams working on Bisacodyl use Sodium Picosulfate - Impurity B as a qualified comparison standard. Key data (Reference Standard): CAS 603-41-8, formula C18H15NO2 and molar mass 277.3 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Storage and safety notes

It carries the GHS signal word Warning (H302), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Bisacodyl

See every impurity, metabolite and related compound we list for this API.

Bisacodyl standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Specifications and identifiers

Specifications of Sodium Picosulfate - Impurity B
Product nameSodium Picosulfate - Impurity B
Catalogue numberZX-020028
CAS number603-41-8
IUPAC name4-[(4-hydroxyphenyl)-pyridin-2-ylmethyl]phenol
Molecular formulaC18H15NO2
Molar mass277.3 g/mol
Exact mass277.1103
GradeReference Standard
Physical formSolid
XLogP33.6
H-bond donors / acceptors2 / 3
Topological polar surface area53.4 Ų
HS code38229090
InChIKeyLJROKJGQSPMTKB-UHFFFAOYSA-N
SMILESC1=CC=NC(=C1)C(C2=CC=C(C=C2)O)C3=CC=C(C=C3)O
PubChem CID69046
SynonymsPicosulfate Sodium EP Impurity B, Bisacodyl EP Impurity A, Deacetyl Bisacodyl Impurity, Bisacodyl - Impurity A, Dihydroxydiphenyl-pyridyl methane, deacetylbisacodyl, 4,4'-(2-Pyridinylmethylene)bisphenol, La-96, desacetylbisacodyl, Phenol, 4,4'-(2-pyridinylmethylene)bis-, 4,4'-(2-Pyridylmethylene)diphenol, 4,4'-Dihydroxydiphenyl(2-pyridyl)methane

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

  • H302Harmful if swallowed

Precautionary statements P264, P270, P301 + P317, P330, 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 Sodium Picosulfate - Impurity B
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

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

Questions about Sodium Picosulfate - Impurity B

Which CAS number identifies Sodium Picosulfate - Impurity B?
Sodium Picosulfate - Impurity B is registered under CAS 603-41-8. You may also see it listed as Picosulfate Sodium EP Impurity B, Bisacodyl EP Impurity A, Deacetyl Bisacodyl Impurity. Our catalogue number for this item is ZX-020028.
What are the formula and molar mass of Sodium Picosulfate - Impurity B?
For Sodium Picosulfate - Impurity B, its formula is C18H15NO2 and its molar mass is 277.3 g/mol. The systematic (IUPAC) name is 4-[(4-hydroxyphenyl)-pyridin-2-ylmethyl]phenol. InChIKey LJROKJGQSPMTKB-UHFFFAOYSA-N lets you match it in any structure database.
How is Sodium Picosulfate - Impurity B used in pharmaceutical QC?
Sodium Picosulfate - Impurity B is a characterised reference material linked to Bisacodyl. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Sodium Picosulfate - Impurity B?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Sodium Picosulfate - Impurity 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 Sodium Picosulfate - Impurity B to my country?
Yes. Because Sodium Picosulfate - Impurity B 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.

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