1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine) suppliers and prices

Formula: C₃₉H₃₂OP₂
CAS number: 161265-03-8
Molar mass: 578.60 g/mol

Cheapest by weight

$363 per kilogram

Price per unit, converted to US dollars

At Carbolution Chemicals, Germany

Pack: 20 kilograms for 6,500.00 EUR
Grade: Grade not stated · packs of 1 to 25 kilograms

View at Carbolution Chemicals

Smallest amount to spend

31.00 EUR for 1 gram

Total for one pack, in the store's own currency

At Carbolution Chemicals, Germany

Works out at: $34.63 per gram
Grade: Grade not stated · packs of 0.5 to 2 grams

View at Carbolution Chemicals

9 offers from 2 stores · Prices checked October 28 to October 29, 2026 · Prices run from $363 to $50.00 per kilogram, because a bigger pack costs less per kilogram.

Show prices per

Every price we found

9 prices, cheapest first

Store	Grade and pack	Price	Link
Carbolution ChemicalsGermanyLowest price	Grade not stated · packs of 1 to 25 kilograms20 kilograms for 6,500.00 EUR	$363 per kilogram	View at store
Carbolution ChemicalsGermany	Grade not stated · packs of 50 grams to 1 kilogram500 grams for 350.00 EUR	$782 per kilogram	View at store
Carbolution ChemicalsGermany	Grade not stated · packs of 10 to 50 grams25 grams for 104.00 EUR	$4.65 per gram	View at store
Carbolution ChemicalsGermany	Grade not stated · packs of 2 to 10 grams5 grams for 75.80 EUR	$16.94 per gram	View at store
Strem ChemicalsUnited States	Grade not stated · packs of 50 grams to 1 kilogram100 grams for $1,966.00	$19,660 per kilogram	View at store
Strem ChemicalsUnited States	Grade not stated · packs of 10 to 50 grams25 grams for $803.00	$32.12 per gram	View at store
Carbolution ChemicalsGermany	Grade not stated · packs of 0.5 to 2 grams1 gram for 31.00 EUR	$34.63 per gram	View at store
Strem ChemicalsUnited States	Grade not stated · packs of 2 to 10 grams5 grams for $232.00	$46.40 per gram	View at store
Strem ChemicalsUnited States	Grade not stated · packs of 0.5 to 2 grams1 gram for $50.00	$50.00 per gram	View at store

Cite these pricesA ready sentence and reference for your report

For your report

As of October 29, 2026, the lowest store price for 1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine) was $363 per kilogram, converted to US dollars: 20 kilograms for 6,500.00 EUR at Carbolution Chemicals.

Reference

APA, 7th edition

ChemicalSuppliers.com. (2026, October 29). 1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine) suppliers and prices. Retrieved October 30, 2026, from https://www.chemicalsuppliers.com/1-1-9-9-dimethyl-9h-xanthene-4-5-diyl-bis-1-1-diphenylphosphine/

ACS

1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine) Suppliers and Prices. ChemicalSuppliers.com, October 29, 2026. https://www.chemicalsuppliers.com/1-1-9-9-dimethyl-9h-xanthene-4-5-diyl-bis-1-1-diphenylphosphine/ (accessed 2026-10-30).

BibTeX

@misc{chemicalsuppliers-1-1-9-9-dimethyl-9h-xanthene-4-5-diyl-bis-1-1-diphenylphosphine,
  author  = {{ChemicalSuppliers.com}},
  title   = {{1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine)} suppliers and prices},
  year    = {2026},
  date    = {2026-10-29},
  url     = {https://www.chemicalsuppliers.com/1-1-9-9-dimethyl-9h-xanthene-4-5-diyl-bis-1-1-diphenylphosphine/},
  urldate = {2026-10-30},
  note    = {Prices checked October 29, 2026}
}

Prices change every day, so each line carries the date they were checked.

Making a solution?

Pick the strength and how much you need. We work out the grams of 1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine) and what they cost at the cheapest store we track.

Strength

Amount of solution

You need: 579 milligrams; of 1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine), molar mass 578.60 g/mol
That much costs: $0.21; $2.10 per litre of solution, at the lowest price per gram we found
Cheapest way to buy it: $34.63; 1 pack of 1 gram at Carbolution Chemicals; View at Carbolution Chemicals

Weigh it out, dissolve it in less water than you need, then top up to the full amount.

Similar chemicals

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Chemical identity

Formula: C₃₉H₃₂OP₂
Molar mass: 578.60 g/mol
CAS number: 161265-03-8
InChIKey: CXNIUSPIQKWYAI-UHFFFAOYSA-N
Official record: PubChem 636044

How we compare: each store's own price, turned into US dollars at European Central Bank rates of 2026-10-30, then divided by the pack size. Shipping and tax are not included.