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API Impurities

Butyl octyl phthalate

Reference StandardAvailable on request

Butyl octyl phthalate (CAS 84-78-6) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Part of our API Impurities range.

Pack sizes
Butyl octyl phthalate chemical structure
CAS number84-78-6
FormulaC20H30O4
Molar mass334.4 g/mol
Physical formSolid
HS code38229090
InChIKeyMURWRBWZIMXKGC-UHFFFAOYSA-N
IUPAC name1-O-butyl 2-O-octyl benzene-1,2-dicarboxylate

About Butyl octyl phthalate

Zemixal supplies Butyl octyl phthalate within its impurities & Reference Standards portfolio. For your records (Reference Standard), the material is defined by CAS 84-78-6, formula C20H30O4 and molar mass 334.4 g/mol. It is handled as a solid.

Typical applications

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

Handling and storage

Hazard communication follows GHS (Warning: H335 and H413). Our SDS lists exposure controls and first-aid measures.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

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

Applications

Specifications and identifiers

Specifications of Butyl octyl phthalate
Product nameButyl octyl phthalate
Catalogue numberZX-046665
CAS number84-78-6
IUPAC name1-O-butyl 2-O-octyl benzene-1,2-dicarboxylate
Molecular formulaC20H30O4
Molar mass334.4 g/mol
Exact mass334.2144
GradeReference Standard
Physical formSolid
XLogP36.9
H-bond donors / acceptors0 / 4
Topological polar surface area52.6 Ų
HS code38229090
InChIKeyMURWRBWZIMXKGC-UHFFFAOYSA-N
SMILESCCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC
PubChem CID66540
SynonymsPlasticizer OBP, Octyl butyl phthalate, Staflex BOP, Plasticizer BOP, Truflex OBP, 1,2-Benzenedicarboxylic acid, butyl octyl ester, PX 914, Phthalic acid, butyl octyl ester, 1,2-Benzenedicarboxylic acid, 1-butyl 2-octyl ester, Butyl octyl phthalic acid, Phthalic acid, butyl octyl ester (6CI,7CI,8CI), 1-butyl 2-octyl benzene-1,2-dicarboxylate

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

  • H335May cause respiratory irritation
  • H413May cause long lasting harmful effects to aquatic life

Precautionary statements P261, P271, P273, P304 + P340, P319, 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 Butyl octyl phthalate
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 Butyl octyl phthalate

Which CAS number identifies Butyl octyl phthalate?
Butyl octyl phthalate is registered under CAS 84-78-6. You may also see it listed as Plasticizer OBP, Octyl butyl phthalate, Staflex BOP. Our catalogue number for this item is ZX-046665.
What are the formula and molar mass of Butyl octyl phthalate?
For Butyl octyl phthalate, its formula is C20H30O4 and its molar mass is 334.4 g/mol. The systematic (IUPAC) name is 1-O-butyl 2-O-octyl benzene-1,2-dicarboxylate. InChIKey MURWRBWZIMXKGC-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Butyl octyl phthalate?
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 Butyl octyl phthalate?
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 Butyl octyl phthalate to my country?
Yes. Because Butyl octyl phthalate 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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