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API Process Intermediates & Related Compounds

Para-Alpha-Dimethyl Styrene

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Buy Para-Alpha-Dimethyl Styrene (CAS 1195-32-0) from Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

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Para-Alpha-Dimethyl Styrene chemical structure
CAS number1195-32-0
FormulaC10H12
Molar mass132.2 g/mol
Physical formSolid
InChIKeyMMSLOZQEMPDGPI-UHFFFAOYSA-N
IUPAC name1-methyl-4-prop-1-en-2-ylbenzene

About Para-Alpha-Dimethyl Styrene

Para-Alpha-Dimethyl Styrene is part of the Zemixal API Process Intermediates & Related Compounds range. Identity at a glance: CAS 1195-32-0, formula C10H12 and molar mass 132.2 g/mol. It is handled as a solid.

Use cases we see most often

  • API route development
  • Impurity fate & purge studies
  • Analytical method development
  • Fine chemical synthesis

Storage and safety notes

It carries the GHS signal word Danger (H304), so wear gloves and eye protection and work with good ventilation.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Styrene

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

Styrene standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development
  • Fine chemical synthesis

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Para-Alpha-Dimethyl Styrene
Product namePara-Alpha-Dimethyl Styrene
Catalogue numberZX-035447
CAS number1195-32-0
IUPAC name1-methyl-4-prop-1-en-2-ylbenzene
Molecular formulaC10H12
Molar mass132.2 g/mol
Exact mass132.0939
Physical formSolid
XLogP33.7
H-bond donors / acceptors0 / 0
Topological polar surface area0 Ų
InChIKeyMMSLOZQEMPDGPI-UHFFFAOYSA-N
SMILESCC1=CC=C(C=C1)C(=C)C
PubChem CID62385
SynonymsDehydro-p-cymene, 2-P-Tolylpropene, p-cymenene, p,alpha-Dimethylstyrene, 1-Methyl-4-isopropenylbenzene, p-alpha-Dimethylstyrene, 4-Methylisopropenylbenzene, 2-(P-Methylphenyl)propene, Isopropenyltoluene, p-, p-alpha-Dimethyl styrene, 1-Isopropenyl-4-methylbenzene

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

Safety and GHS hazards

GHS08 Health hazard
Health hazard

Signal word Danger

  • H304May be fatal if swallowed and enters airways

Precautionary statements P301 + P316, P331, 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 Para-Alpha-Dimethyl Styrene
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 Para-Alpha-Dimethyl Styrene

Which CAS number identifies Para-Alpha-Dimethyl Styrene?
Para-Alpha-Dimethyl Styrene is registered under CAS 1195-32-0. You may also see it listed as Dehydro-p-cymene, 2-P-Tolylpropene, p-cymenene. Our catalogue number for this item is ZX-035447.
What are the formula and molar mass of Para-Alpha-Dimethyl Styrene?
For Para-Alpha-Dimethyl Styrene, its formula is C10H12 and its molar mass is 132.2 g/mol. The systematic (IUPAC) name is 1-methyl-4-prop-1-en-2-ylbenzene. InChIKey MMSLOZQEMPDGPI-UHFFFAOYSA-N lets you match it in any structure database.
How is Para-Alpha-Dimethyl Styrene used in pharmaceutical QC?
Para-Alpha-Dimethyl Styrene is a characterised reference material linked to Styrene. 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 Para-Alpha-Dimethyl Styrene?
The grade and assay are confirmed on the quotation and the batch COA. 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 Para-Alpha-Dimethyl Styrene?
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 Para-Alpha-Dimethyl Styrene to my country?
Yes. Because Para-Alpha-Dimethyl Styrene 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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