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378909

3-氧代-3-肼基丙酸乙酯

Name: 3-氧代-3-肼基丙酸乙酯
Brand: ALDRICH

97%

别名:

Ethyl malonyl hydrazide

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关于此项目

线性分子式:

H₂NNHCOCH₂CO₂C₂H₅

化学文摘社编号:

30866-24-1

分子量:

146.14

NACRES:

NA.22

PubChem Substance ID:

24863594

UNSPSC Code:

12352100

MDL number:

MFCD00134484

Assay:

97%

Form:

solid

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属性

assay

97%

form

solid

mp

72-75 °C (lit.)

functional group

amine, ester, hydrazine

SMILES string

CCOC(=O)CC(=O)NN

InChI

1S/C5H10N2O3/c1-2-10-5(9)3-4(8)7-6/h2-3,6H2,1H3,(H,7,8)

InChI key

HCPOCMMGKBZWSJ-UHFFFAOYSA-N

说明

Application

Ethyl 3-hydrazino-3-oxopropionate may be used in the following studies:

As starting reagent in the step-wise construction of complex pyrrole-pyrazole system.,
Synthesis of 4,5-dihydro-1H-pyrazoles, via reaction with 4-alkoxy-1,1,1-trifluoro-3-alken-2-ones, using conventional thermal heating method and a microwave-assisted method.
Synthesis of pyrazolopyridazine.

pictograms

GHS07

signalword

Warning

hcodes

H315,H319,H335

pcodes

P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

存储类别

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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An E-factor minimized solvent-free protocol for the preparation of 4, 5-dihydro-5-(trifluoromethyl)-1H-pyrazoles.

Buriol L, et al.

Monatshefte fur Chemie / Chemical Monthly, 142(5), 515-520 (2011)

Sequential Construction of Complex Pyrrole-Pyrrole or Pyrrole-Pyrazole Systems from 1, 2-Diaza-1, 3-butadienes.

Attanasi OA, et al.

Synlett, 09, 1367-1370 (1999)

Regioselective role of the hydrazide moiety in the formation of complex pyrrole-pyrazole systems