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Ethyl 1,3-dithiane-2-carboxylate_Molecular_structure_CAS_20462-00-4)
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Ethyl 1,3-dithiane-2-carboxylate

Catalog No. 43749 Name Sigma Aldrich
CAS Number 20462-00-4 Website http://www.sigmaaldrich.com
M. F. C7H12O2S2 Telephone 1-800-521-8956
M. W. 192.29898 Fax
Purity ≥90% (GC) Email
Storage Chembase ID: 138963

SYNONYMS

Title
1,3-二噻烷-2-甲酸乙酯
IUPAC name
ethyl 1,3-dithiane-2-carboxylate
IUPAC Traditional name
ethyl 1,3-dithiane-2-carboxylate
Synonyms
Glyoxylic acid ethyl ester trimethylenemercaptal
乙醛酸乙酯三亚甲基缩硫醛

DATABASE IDS

Beilstein Number 1424352
EC Number 243-838-4
PubChem SID 24867377
MDL Number MFCD00006657
CAS Number 20462-00-4

PROPERTIES

Empirical Formula (Hill Notation) C7H12O2S2
Grade technical
Purity ≥90% (GC)
Boiling Point 75-77 °C/0.2 mmHg(lit.)
Density 1.22 g/mL at 25 °C(lit.)
Flash Point 55 °C
Flash Point 131 °F
Refractive Index n20/D 1.539(lit.)
Refractive Index n20/D 1.541
GHS Pictograms GHS02
GHS Signal Word Warning
GHS Hazard statements H226
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
RID/ADR UN 3272 3/PG 3
Risk Statements 10
Safety Statements 26-36/37/39-45
Hazard Class 3
UN Number 3272
Packing Group 3
German water hazard class 3

DETAILS

Description (English)
Other Notes
α-Keto acid equivalent1,2,3; bulky equivalent of acetate undergoing syn-selective aldol reactions4
Packaging
5 mL in glass bottle
Description (简体中文)
Other Notes
α-酮酸等价物1,2,3;进行顺式选择性羟醛反应的乙酸酯大位阻等价物4
包装
5 mL in glass bottle

REFERENCES