Millipore Sigma Vibrant Logo
Attention: We have moved. Merck Millipore products are no longer available for purchase on MerckMillipore.com.Learn More

818804 原乙酸三甲酯

Trimethyl orthoacetate for synthesis. CAS 1445-45-0, EC Number 215-892-9, chemical formula CH₃C(OCH₃)₃.

原乙酸三甲酯 MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: 1,1,1-Trimethoxyethane, Orthoacetic acid trimethyl ester

CAS #: 1445-45-0 EC Number: 215-892-9 Molar Mass: 120.14 g/mol Chemical Formula: CH₃C(OCH₃)₃ Hill Formula: C₅H₁₂O₃
View Products on Sigmaaldrich.com
818804
Purchase on Sigma-Aldrich

Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
1445-45-0215-892-9C₅H₁₂O₃CH₃C(OCH₃)₃120.14 g/mol

Products

Catalogue NumberPackaging Qty/Pack
8.18804.0100 玻璃瓶 100 ml
8.18804.0500 玻璃瓶 500 ml
Description
Catalogue Number818804
Synonyms1,1,1-Trimethoxyethane, Orthoacetic acid trimethyl ester
DescriptionTrimethyl orthoacetate
References
Product Information
CAS number1445-45-0
EC number215-892-9
Hill FormulaC₅H₁₂O₃
Chemical formulaCH₃C(OCH₃)₃
Molar Mass120.14 g/mol
HS Code2915 90 90
Structure formula ImageStructure formula Image
Quality LevelMQ200
Applications
ApplicationTrimethyl orthoacetate for synthesis. CAS 1445-45-0, EC Number 215-892-9, chemical formula CH₃C(OCH₃)₃.
Biological Information
Physicochemical Information
Boiling point108 °C (1013 hPa)
Density0.96 g/cm3 (20 °C)
Flash point13 °C
Vapor pressure20 hPa (20 °C)
Dimensions
Materials Information
Toxicological Information
LD 50 oralLD50 Rat > 2000 mg/kg
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Statement(s)H225: Highly flammable liquid and vapour.
H317: May cause an allergic skin reaction.
H319: Causes serious eye irritation.
Precautionary Statement(s)P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233: Keep container tightly closed.
P240: Ground and bond container and receiving equipment.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P403 + P235: Store in a well-ventilated place. Keep cool.
Signal WordDanger
Storage class3 Flammable liquids
WGKWGK 1 slightly hazardous to water
Disposal3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Safety Information
Categories of dangerhighly flammable, irritant, sensitizing
Product Usage Statements
Storage and Shipping Information
StorageStore below +30°C.
Packaging Information
Transport Information
Declaration (railroad and road) ADR, RIDUN 3272 , 3, II
Declaration (transport by air) IATA-DGRUN 3272 , 3, II
Declaration (transport by sea) IMDG-CodeUN 3272 , 3, II
Supplemental Information
Specifications
Assay (GC, area%)≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C)0.956 - 0.958
Identity (IR)passes test
Global Trade Item Number
Catalogue Number GTIN
8.18804.0100 04022536446110
8.18804.0500 04022536446127

Related Products & Applications

Categories

Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Products for Other Technical Applications
Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Carboxylic Acid Derivatives > Orthocarboxylic Acid Esters
Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Products for Pharma > Organic Synthesis Building Blocks and Reagents for Pharma > Carboxylic Acid Derivatives > Orthocarboxylic Acid Esters
Reagents, Chemicals and Labware > Organic Synthesis > Product Line for synthesis > Carboxylic Acid Derivatives > Orthocarboxylic Acid Esters