Diethyl sulphate, puriss, 98%+

Name: Diethyl sulphate, puriss, 98%+
Brand: Vaqora Chemicals
SKU: VQ-000835

About Diethyl sulphate, puriss, 98%+

Diethyl sulphate (CAS 64-67-5) is a synthetic reagent offered by Vaqora Chemicals (Puriss grade) at a purity of ≥98%. Its molecular formula is C4H10O4S and its molecular weight is 154.19 g/mol. Its systematic (IUPAC) name is diethyl sulfate. It is also known as Ethyl sulfate or Sulfuric acid diethyl ester.

In its supplied form it is a colourless liquid. Literature values give a melting point of −24 °C and a density of 1.177 g/mL at 25 °C. Keep containers tightly closed in a cool, well-ventilated area away from heat and ignition sources. It carries the GHS signal word “Danger” with 6 hazard statements. Review the Safety Data Sheet before use.

Key uses span organic synthesis, reaction development, medicinal chemistry and pharmaceutical synthesis. It is used across academic and industrial research and pharmaceutical manufacturing.

Standard pack sizes are 100 g, 1 kg and 5 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
Reaction development
Medicinal chemistry
Pharmaceutical synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Diethyl sulphate, puriss, 98%+
Catalogue No.	VQ-000835
CAS Number	64-67-5
IUPAC name	diethyl sulfate
Molecular formula	C₄H₁₀O₄S
Molecular weight	154.19 g/mol
Exact mass	154.03
Grade	Puriss
Purity / assay	≥98%
HSN code	29209099
InChIKey	DENRZWYUOJLTMF-UHFFFAOYSA-N
SMILES	CCOS(=O)(=O)OCC
PubChem CID	6163

Physical properties
Physical form	Liquid
Appearance	Colourless liquid
Melting point	−24 °C
Density	1.177 g/mL at 25 °C
LogP (XLogP3)	1.1
H-bond donors / acceptors	0 / 4
TPSA	61 Å²
UN number	UN 1594
Synonyms	Ethyl sulfate, Sulfuric acid diethyl ester, Sulfuric acid, diethyl ester, Diethyl tetraoxosulfate, Diethylester kyseliny sirove, Sufuric Acid Diethyl Ester, Ethyl sulfate (Et2SO4), ethyl ethoxysulfonate, Diethyl Monosulfate, diethylsulphate, diethyl-sulphate, DES

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H314Causes severe skin burns and eye damage
H332Harmful if inhaled
H340May cause genetic defects
H350May cause cancer

Precautionary statements: P203, P260, P261, P264, P270, P271, P280, P301 + P317, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P318, P321, P330, P362 + P364, P363, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 64-67-5

Synthesis

Diethyl sulphate, 98%

CAS: 64-67-5
Formula: C₄H₁₀O₄S
MW: 154.19 g/mol

VQ-000834

Frequently asked questions

What is the CAS number of Diethyl sulphate, puriss, 98%+?

The CAS Registry Number of Diethyl sulphate, puriss, 98%+ is 64-67-5. It is also known as Ethyl sulfate, Sulfuric acid diethyl ester, Sulfuric acid, diethyl ester.

What is the molecular formula and molecular weight of Diethyl sulphate, puriss, 98%+?

Diethyl sulphate, puriss, 98%+ has the molecular formula C4H10O4S and a molecular weight of 154.19 g/mol. Its IUPAC name is diethyl sulfate.

Which grade and pack sizes of Diethyl sulphate, puriss, 98%+ can I order?

We supply Diethyl sulphate, puriss, 98%+ in Puriss (≥98%) grade, in 100 g, 1 kg, 5 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Diethyl sulphate, puriss, 98%+?

Yes. Every lot of Diethyl sulphate, puriss, 98%+ is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Diethyl sulphate, puriss, 98%+ be shipped internationally?

Yes. Diethyl sulphate, puriss, 98%+ is classified as hazardous (UN 1594), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.