Registration Dossier

Identification

Chemical structure
Display Name:
2,4-dihydro-5-methyl-3H-pyrazol-3-one
EC Number:
203-565-3
EC Name:
2,4-dihydro-5-methyl-3H-pyrazol-3-one
CAS Number:
108-26-9
Molecular formula:
C4H6N2O
IUPAC Name:
3-methyl-4,5-dihydro-1H-pyrazol-5-one

Type of substance

Composition:
mono-constituent substance
Origin:
organic

Other names

Trade names:
2-Pyrazolin-5-one, 3-methyl- (6CI, 7CI, 8CI)
3-Methyl-.DELTA.2-pyrazol-5-one
3-Methyl-2-pyrazolin-5-one
3H-Pyrazol-3-one, 2,4-dihydro-5-methyl- (9CI)

Total tonnage band

Total range:
Intermediate Use Only

REACH

Registered as:
INTERMEDIATE
Submitted:
Individual Submission

Publication dates

First published:
09-Feb-2015
Last modified:
13-Nov-2018

Chemical safety assessment

Performed for this substance:
NO

Compositions open all close all

Type:
legal entity composition of the substance
State Form:
solid: bulk


Constituent 1
Chemical structure
Reference substance name:
2,4-dihydro-5-methyl-3H-pyrazol-3-one
EC Number:
203-565-3
EC Name:
2,4-dihydro-5-methyl-3H-pyrazol-3-one
CAS Number:
108-26-9
Molecular formula:
C4H6N2O
IUPAC Name:
3-methyl-4,5-dihydro-1H-pyrazol-5-one

Registrants /Suppliers of the substance open all close all

Latest dossier received
Registrant / Supplier details 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018
BASF SE Carl-Bosch-Str. 38 67056 Ludwigshafen am Rhein Rheinland-Pfalz Germany X

Administrative data open all close all

  • 01-2120067750-56-0000

Contact Persons responsible for the SDS