Ethyl isonitrosocyanoacetate, 97%

Catalog No.	Quantity
AAA1269122	100 g
AAA1269106	5 g
AAA1269114	25 g

Catalog No. AAA1269122 Supplier Thermo Scientific Chemicals Supplier No. A1269122

Description

CAS: 3849-21-6 | C5H6N2O3 | 142.114 g/mol

This product is a non-explosive alternative to HOBt or HOAt, and allows high peptide coupling rates at low racemization when applied in combination with carbodiimides.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

• CAS: 3849-21-6
• Molecular Formula: C5H6N2O3
• Molecular Weight (g/mol): 142.114
• MDL Number: MFCD00000625
• InChI Key: LCFXLZAXGXOXAP-QPJJXVBHSA-N
• Synonym: ethyl cyanoglyoxylate-2-oxime, ethyl isonitrosocyanoacetate, ethyl cyano hydroxyimino acetate, ethyl hydroxyimino cyanoacetate, ethyl 2-cyano-2-hydroxyimino acetate, ethyl cyano hydroxyimino formate, ethyl oximinocyanoacetate, oxyma, e-ethyl 2-cyano-2-hydroxyimino acetate, acetic acid, cyano hydroxyimino-, ethyl ester
• PubChem CID: 6400537
• IUPAC Name: ethyl (2E)-2-cyano-2-hydroxyiminoacetate
• SMILES: CCOC(=O)C(=NO)C#N

• Melting Point: 127°C to 132°C
• Quantity: 100 g
• Formula Weight: 142.11
• Percent Purity: 97%
• Chemical Name or Material: Ethyl isonitrosocyanoacetate

Safety and Handling

Hazard Category	H302
Hazard Statement	GHS H Statement H301 Toxic if swallowed.
Precautionary Statement	P264b-P270-P301+P312-P330-P501c
EINECSNumber	223-351-3
TSCA	No
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only