Sodium ethoxide (HCID 2723922)

名称と識別子

優先名称: Sodium ethoxide
IUPAC: sodium ethanolate

名称と別名

Sodium ethoxide141-52-6Sodium ethylateSODIUM ETHANOLATEEthoxysodiumCaustic alcoholEthanol, sodium saltEthyl alcohol, sodium salt1I9504387JDTXSID3027089CHEBI:52096RefChem:183880

名称をさらに表示

DTXCID707089205-487-5sodiumethoxidesodium;ethanolateNaOEtC2H5NaOMFCD00012417Sodium Ethoxide (>85%)

データベース識別子

CAS: 141-52-6
PubChem CID: 2723922
DTXSID: DTXSID3027089
ChEBI: CHEBI:52096
UNII: 1I9504387J
EC Number: 205-487-5
Nikkaji: J91.259J

物性

構造計算による物性

極性表面積: 23.1 Å²
水素結合供与体数: 0
水素結合受容体数: 1
回転可能結合数: 0
重原子数: 4
形式電荷: 0
複雑度: 6

実験および物理化学的性質

Color/Form · 2 件

WHITE OR YELLOWISH POWDER

WHITE POWDER SOMETIMES HAVING BROWNISH TINGE

SolubilitySOL IN ABSOLUTE ALCOHOL

Physical Description · 2 件

White or yellowish hygroscopic solid; Decomposed by air and water; [Merck Index] Off-white powder with an odor of alcohol; [MSDSonline]

WHITE-TO-YELLOW POWDER.

Stability/Shelf LifeDECOMP ON EXPOSURE TO AIR & BECOMES DARKER ON KEEPING

Other Experimental PropertiesDECOMP BY WATER INTO SODIUM HYDROXIDE & ALC; HYGROSCOPIC

安全と法規制

GHS分類

GHS Classification · 6 件

Danger

H251: Self-heating; may catch fire [Danger Self-heating substances and mixtures]；H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

P235, P260, P264, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P321, P363, P405, P407, P410, P413, P420, and P501 (click each P-code to see the statement)

Danger

危険有害性情報

Regulatory Information · 3 件

Chemical: Ethanol, sodium salt

Status: Active Update: 09-11-2018 https://echa.europa.eu/registration-dossier/-/registered-dossier/5912；Status: Active Update: 27-01-2023 https://echa.europa.eu/registration-dossier/-/registered-dossier/26638

Sodium ethoxide: HSNO Approval: HSR004687 Approved with controls

Fire HazardsHighly flammable. Risk of fire and explosion on contact with water.

Hazards Summary · 1 件

Reacts violently with water posing fire and explosion risk; Corrosive; [ICSC] Highly flammable; Reacts violently with water; May causes burns; [eChemPortal: ESIS] Reacts violently with water; A corrosive substance that can cause injury to the skin, eyes, and respiratory tract; Inhalation may cause chemical pneumonitis; [MSDSonline]

EC ClassificationSymbol: F, C; R: 11-14-34; S: (1/2)-8-16-26-43-45

Chemical DangersDecomposes on burning. This produces toxic fumes. Reacts violently with water. This generates fire and explosion hazard.

Packaging and LabellingAirtight.

安全と保護具

Fire FightingNO water. Use dry powder, dry sand. NO hydrous agents. In case of fire: keep drums, etc., cool by spraying with water. NO direct contact with water.

First Aid Measures · 4 件

Fresh air, rest. Refer for medical attention.

Remove contaminated clothes. Rinse skin with plenty of water or shower. Refer for medical attention .

First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.

Rinse mouth. Do NOT induce vomiting. Refer for medical attention .

Safe StorageFireproof. Dry. Well closed.

Spillage Disposal · 1 件

Personal protection: chemical protection suit. Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Remove all ignition sources. Sweep spilled substance into covered air-tight, dry containers.

Eye PreventionWear safety goggles or eye protection in combination with breathing protection if powder.

Fire PreventionNO open flames, NO sparks and NO smoking.

毒性情報

Adverse EffectsDermatotoxin - Skin burns.；Toxic Pneumonitis - Inflammation of the lungs induced by inhalation of metal fumes or toxic gases and vapors.

Signs and Symptoms · 4 件

Burning sensation. Cough. Laboured breathing. Shortness of breath. Sore throat.

Redness. Pain. Blisters. Skin burns.

Redness. Pain. Severe deep burns.

Burning sensation. Abdominal pain. Shock or collapse.

法規制情報

Regulatory Information · 3 件

Chemical: Ethanol, sodium salt

Status: Active Update: 09-11-2018 https://echa.europa.eu/registration-dossier/-/registered-dossier/5912；Status: Active Update: 27-01-2023 https://echa.europa.eu/registration-dossier/-/registered-dossier/26638

Sodium ethoxide: HSNO Approval: HSR004687 Approved with controls

化学と産業

用途と製造

Uses · 4 件

Used in hair straighteners and to make other organic chemicals; [HSDB]

Dressing Hair [Category: Other]

ORGANIC SYNTHESIS

IN HAIR STRAIGHTENERS

U.S. Exports(1986) No Data

U.S. Imports(1986) No Data

U.S. Production(1986) No Data

Methods of ManufacturingBY CAREFULLY ADDING SMALL AMT OF SODIUM TO ABSOLUTE ALC KEPT @ TEMP OF 10 °C, HEATING CAREFULLY TO 37.7 °C, AGAIN CAREFULLY ADDING SODIUM, COOLING TO 10 °C, & ADDING SAME QUANTITY OF ABSOLUTE ALC AS WAS USED ORIGINALLY.

General Manufacturing Information · 2 件

Ethanol, sodium salt (1:1): ACTIVE

AN ADDITIVE IN SOLID HAIR STRAIGHTENING COMPD.