N-(2-羟乙基)硬脂酰胺

Description

N-(2-hydroxyethyl)stearamide · CAS 111-57-9 · C20H41NO2. UNII 03XV449Q24. Melting Point: 98.5 °C.

Identification

CAS Registry Number	111-57-9
PubChem CID	27902
Molecular formula	C20H41NO2
IUPAC name	N-(2-hydroxyethyl)octadecanamide
UNII (FDA)	03XV449Q24

Computed Descriptors

Molecular Weight	327.5
XLogP3	7.3
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	18
Exact Mass	327.313729551
Monoisotopic Mass	327.313729551
Topological Polar Surface Area	49.3
Heavy Atom Count	23
Formal Charge	0

Physical & Chemical Properties

Melting Point	98.5 °C

Physical description & handling notes

• Large Crystals; Other Solid; Dry Powder
• Solid
• 198.93 Ų [M+H]+ [CCS Type: TIMS; Method: single field calibrated]

Regulatory Status

Regulatory & Food Contact

FDA Cumulative Estimated Daily Intake (CEDI): FCS FDA Inventory of Effective Food Contact Substance (FCS) Noti: FCS N-(2-Hydroxyethyl)octadecanamide (CAS Reg. No. 111-57-9) The FCS will be used as a processing aid in rinse-aid products used in commercial dishwashing machines. The FCS will be used at a concentration not to exceed 3.36 ppm in the final rinse water of commercial dishwash CIR / INCI: Cosmetic ingredients (Stearamide MEA) -> CIR (Cosmetic Ingredient Review)

GHS notification summary

4.3% (12 / 281)

GHS Hazard Classification

GHS notification summary	4.3% (12 / 281)
Reported hazard statements	H315 (88.3%), H318 (95.7%), H411 (37.4%), H412 (50.2%)

Documented Uses

• Cosmetics -> Foam boosting; Viscosity controlling; Antistatic
• Not Known or Reasonably Ascertainable
• Processing aids not otherwise specified
• Surfactant (surface active agent)
• Information on 2 consumer products that contain Stearamide MEA in the following categories is provided:
• 2023: 1,000,000 - <5,000,000 lb

Synonyms

N-(2-Hydroxyethyl)octadecanamide; 111-57-9; N-stearoylethanolamine; Stearic ethanolamide; N-(Hydroxyethyl)stearamide; OCTADECANAMIDE, N-(2-HYDROXYETHYL)-; Monoethanolamine stearic acid amide; 03XV449Q24; DTXSID9042178; RefChem:825493; DTXCID7022178; Stearoyl ethanolamide; N-(2-Hydroxyethyl)stearamide; Stearoylethanolamide; Stearamide MEA; Stearic monoethanolamide

Frequently Asked Questions

What are the CAS number and molecular formula of N-(2-hydroxyethyl)stearamide?

CAS 111-57-9; molecular formula C20H41NO2; molecular weight — g/mol.

What other names is N-(2-hydroxyethyl)stearamide known by?

N-(2-Hydroxyethyl)octadecanamide, 111-57-9, N-stearoylethanolamine, Stearic ethanolamide, N-(Hydroxyethyl)stearamide, OCTADECANAMIDE, N-(2-HYDROXYETHYL)-.

What is the regulatory status of N-(2-hydroxyethyl)stearamide?

Documented regulatory listings: FDA Cumulative Estimated Daily Intake (CEDI): FCS; FDA Inventory of Effective Food Contact Substance (FCS) Noti: FCS; N-(2-Hydroxyethyl)octadecanamide (CAS Reg. No. 111-57-9).

Is N-(2-hydroxyethyl)stearamide classified as hazardous?

4.3% of GHS notifications report no hazard classification (12 of 281).

What are the key physical properties of N-(2-hydroxyethyl)stearamide?

Melting Point: 98.5 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.