CompoundList
Sign in
Mining and flotation reagents

Ipsp

Also known as Aphidan, PSP 204, Phosphorodithioic acid, S-((ethylsulfinyl)methyl) O,O-bis(1-methylethyl) ester

CAS 5827-05-4Formula C9H21O3PS3Molar mass 304.44 g/mol
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Hazardous to the environment
Get quotes Safety data
Ipsp chemical structure, C9H21O3PS3, CAS 5827-05-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
5827-05-4
Formula
C9H21O3PS3
Molar mass
304.44 g/mol
HS code
293090
Category
Mining and flotation reagents

What is Ipsp?

Plain description, key identifiers and synonyms

IPSP is an organic thiophosphate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
ethylsulfinylmethylsulfanyl-di(propan-2-yloxy)-sulfanylidene-λ5-phosphane
CAS number
5827-05-4 CAS number cross-checked
Molecular formula
C9H21O3PS3
UNII
1ZC9XXE564
InChIKey
KOTOUBGHZHWCCJ-UHFFFAOYSA-N
InChI
InChI=1S/C9H21O3PS3/c1-6-16(10)7-15-13(14,11-8(2)3)12-9(4)5/h8-9H,6-7H2,1-5H3
SMILES (canonical and isomeric)
CCS(=O)CSP(=S)(OC(C)C)OC(C)C

Synonyms

  • Aphidan
  • PSP 204
  • Phosphorodithioic acid, S-((ethylsulfinyl)methyl) O,O-bis(1-methylethyl) ester
  • Phosphorodithioic acid, S-[(ethylsulfinyl)methyl] O,O-bis(1-methylethyl) ester
  • O,O-Diisopropyl-S-ethylsulfinylmethyldithiophosphate
  • S-(Ethylsulfinyl)methyl O,O-diisopropyl phosphorodithioate
  • O,O-Diisopropyl-S-ethylsulfinylmethyl phosphorodithioate
  • S-Ethylsulfinylmethyl-O,O-diisopropyldithiofosfat
  • S-Ethylsulphinylmethyl O,O-di-isopropyl phosphorodithioate
  • S-((Ethylsulfinyl)methyl) O,O-bis(1-methylethyl) phosphorodithioate
  • ethylsulfinylmethylsulfanyl-di(propan-2-yloxy)-sulfanylidene-lambda5-phosphane
  • Methanethiol, (ethylsulfinyl)-, S-ester with O,O-diisopropylphosphorodithioate
  • Phosphorodithioic acid, S-((ethylsulfinyl)methyl) O,O-bis(1-methyl) ester
  • Phosphorodithioic acid, S-((ethylsulfinyl)methyl) O,O-diisopropyl ester
  • s-ethylsulfinylmethyl o,o-diisopropyl phosphorodithioate
  • S-[(Ethanesulfinyl)methyl] O,O-di(propan-2-yl) phosphorodithioate

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
304.44 g/molcalc.
Exact mass
304.039 Dacalc.
LogP (octanol/water)
3.52calc.
Topological polar surface area
35.53 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
8calc.
Heavy atoms
16calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H301Toxic if swallowed.
  • H310Fatal in contact with skin.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (14)
  • P262Do not get in eyes, on skin, or on clothing.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P302 + P352If on skin: Wash with plenty of water.
  • P316Get emergency medical help immediately.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P361 + P364Take off immediately all contaminated clothing. And wash it before reuse.
  • P391Collect spillage.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Ipsp suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

No supplier listings yet

Post one free request and suppliers who make or trade Ipsp can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

Ipsp price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 015-128-00-2

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Ipsp is traded under.

HS 2930.90Indicative HS code

Organo-sulphur compounds, other

World exports in 2024
$5.83B
+0.1% vs 2023, imports $5.93B
2019 to 2024
Top exporters
  1. China40.7%
  2. United States10.9%
  3. Japan9.3%
Top importers
  1. United States13.3%
  2. Brazil12.6%
  3. China6.6%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Ipsp is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Ipsp, based on the data on this page

What is Ipsp?

IPSP is an organic thiophosphate.

What is the CAS number of Ipsp?

The CAS registry number of Ipsp is 5827-05-4.

What is the molecular formula and weight of Ipsp?

The molecular formula of Ipsp is C9H21O3PS3 and its molar mass is 304.44 g/mol.

Is Ipsp hazardous?

Ipsp carries the GHS signal word "Danger". Main hazards: toxic if swallowed, fatal in contact with skin, very toxic to aquatic life. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Ipsp?

Ipsp is usually classified under HS code 293090 (Organo-sulphur compounds, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Ipsp?

Post a free request on CompoundList and suppliers of Ipsp will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Ipsp?

Suppliers quote Ipsp on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Ipsp

Get quotes for Ipsp

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Ipsp
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Ipsp with a 3D view, its CAS number and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/ipsp-5827-05-4" title="Ipsp structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Mining and flotation reagents or HS code 293090

Price on request
Free quotes, contact stays private
Get quotes