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CAS 127-39-9

CAS 127-39-9 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

Chemical identity and properties

PubChem 2D chemical structure for CAS 127-39-9
CAS 127-39-9PubChem CID 23683016

Diisobutyl Sodium Sulfosuccinate

The CIR Expert Panel concluded that the following 8 dialkyl sulfosuccinate salts are safe in the present practices of use and concentration in cosmetics in this safety assessment when formulated to be non-irritating...Diisobutyl Sodium Sulfosuccinate... Cosmetic Ingredient Review (CIR)

IUPAC name
sodium 1,4-bis(2-methylpropoxy)-1,4-dioxobutane-2-sulfonate
Molecular formula
C12H21NaO7S
Molecular weight
332.35 g/mol
Exact mass
332.09056846 Da
Topological polar surface area
118.0 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
7
Covalent units
2
Defined stereocentres
0

Also known as

Sodium 1,4-diisobutyl sulfosuccinateAerosol IBSODIUM DIISOBUTYL SULFOSUCCINATEButanedioic acid, sulfo-, 1,4-bis(2-methylpropyl) ester, sodium saltB51N789L6JMONAWET MB 45Sodium 1,2-diisobutoxycarbonylethanesulphonateDIISOBUTYL SODIOSULFOSUCCINATE
16 more reported names
Succinic acid, sulfo-, 1,4-diisobutyl ester, sodium saltDIISOBUTYL SODIUM SULFOSUCCINATE [MI]Butanedioic acid, 2-sulfo-, 1,4-bis(2-methylpropyl) ester, sodium salt (1:1)DI-2-METHYLPROPYL SULFOSUCCINATE SODIUM SALTDIISOBUTYL 2-SULFOBUTANE-1,4-DIOATE SODIUM SALTISOBUTYL SULFOSUCCINIC ACID MONOSODIUM SALT DIESTERSUCCINIC ACID, SULFO-, DIISOBUTYL ESTER, S-SODIUM SALTRefChem:587821DIISOBUTYL SODIUM SULFOSUCCINATE [INCI]sodium 1,4-diisobutoxy-1,4-dioxobutane-2-sulfonatesodium;1,4-bis(2-methylpropoxy)-1,4-dioxobutane-2-sulfonateUNII-B51N789L6JEINECS 204-839-5AI3-18859EC 204-839-5C12H21NaO7S
External database identifiers

Evidence from additional scientific databases

NIH PubChem PUG-View
Exact identifier match23683016

Attributed physical-property, hazard, environmental and use annotations.

  • Signal: Danger Source: European Chemicals Agency (ECHA)
  • GHS Hazard Statements: H315 (68.8%): Causes skin irritation [Warning Skin corrosion/irritation]; H318 (77.6%): Causes serious eye damage [Danger Serious eye damage/eye irritation]; H319 (22.4%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]; H335 (16.5%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation] Source: European Chemicals Agency (ECHA)
  • Precautionary Statement Codes: P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P305+P354+P338, P317, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement) Source: European Chemicals Agency (ECHA)
  • ECHA C&L Notifications Summary: Aggregated GHS information provided per 237 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.; Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website. Source: European Chemicals Agency (ECHA)
  • Cosmetic Ingredient Review Conclusion: The CIR Expert Panel concluded that the following 8 dialkyl sulfosuccinate salts are safe in the present practices of use and concentration in cosmetics in this safety assessment when formulated to be non-irritating...Diisobutyl Sodium Sulfosuccinate... Source: Cosmetic Ingredient Review (CIR)
  • Cosmetic Ingredient Review Finding(s): Safe for use in cosmetics, with qualifications Source: Cosmetic Ingredient Review (CIR)

Mapped by: Existing checksum-valid CAS to unique PubChem CID match. Retrieved: 2026-08-31. Open source record

Scientific classifications and hazard annotations provide context and do not replace the market-specific regulatory decision shown above.

Additional source coverage and match status
SourceResultChecked
NIH PubChem PUG-ViewExact match2026-08-31

A recorded no-match is useful evidence that the source was checked; it is not a claim that the substance does not exist elsewhere.

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 127-39-9

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How CAS 127-39-9 is used on this site

CAS 127-39-9 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 127-39-9 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.