Registration Dossier

Identification

Chemical structure
Display Name:
Tetrahydromethylphthalic anhydride
EC Number:
234-290-7
EC Name:
Tetrahydromethylphthalic anhydride
CAS Number:
11070-44-3
Molecular formula:
C9H10O3
IUPAC Name:
(3aS,4R,7aR)-4-methyl-1,3,3a,4,7,7a-hexahydro-2-benzofuran-1,3-dione; (3aS,4S,7aR)-4-methyl-1,3,3a,4,7,7a-hexahydro-2-benzofuran-1,3-dione; 5-methyl-1,3,3a,4,7,7a-hexahydro-2-benzofuran-1,3-dione; 6-methyl-1,3,3a,4,5,7a-hexahydro-2-benzofuran-1,3-dione; 7-methyl-1,3,3a,4,5,7a-hexahydro-2-benzofuran-1,3-dione

Type of substance

Composition:
multi-constituent substance
Origin:
organic

Total tonnage band

Total range:
10 000 - 100 000 tonnes per annum

REACH

Registered as:
FULL
Submitted:
Joint Submission

Publication dates

First published:
17-Mar-2011
Last modified:
24-May-2020

Chemical safety assessment

Performed for this substance:
YES

Compositions open all close all

Type:
legal entity composition of the substance


Constituent 1
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
EC Number:
226-247-6
EC Name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
CAS Number:
5333-84-6
Molecular formula:
C9H10O3
IUPAC Name:
4-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Constituent 2
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
EC Number:
222-323-8
EC Name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
CAS Number:
3425-89-6
Molecular formula:
C9H10O3
IUPAC Name:
5-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Type:
legal entity composition of the substance
State Form:
liquid


Constituent 1
Chemical structure
Reference substance name:
Tetrahydro-4-methylphthalic anhydride
EC Number:
251-823-9
EC Name:
Tetrahydro-4-methylphthalic anhydride
CAS Number:
34090-76-1
Molecular formula:
C9H10O3
IUPAC Name:
6-methyl-3a,4,5,7a-tetrahydro-2-benzofuran-1,3-dione
Constituent 2
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
EC Number:
226-247-6
EC Name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
CAS Number:
5333-84-6
Molecular formula:
C9H10O3
IUPAC Name:
4-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Constituent 3
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
EC Number:
222-323-8
EC Name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
CAS Number:
3425-89-6
Molecular formula:
C9H10O3
IUPAC Name:
5-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Type:
boundary composition of the substance
State Form:
liquid


Constituent 1
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
EC Number:
222-323-8
EC Name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
CAS Number:
3425-89-6
Molecular formula:
C9H10O3
IUPAC Name:
5-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Constituent 2
Chemical structure
Reference substance name:
Tetrahydro-4-methylphthalic anhydride
EC Number:
251-823-9
EC Name:
Tetrahydro-4-methylphthalic anhydride
CAS Number:
34090-76-1
Molecular formula:
C9H10O3
IUPAC Name:
6-methyl-3a,4,5,7a-tetrahydro-2-benzofuran-1,3-dione
Constituent 3
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
EC Number:
226-247-6
EC Name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
CAS Number:
5333-84-6
Molecular formula:
C9H10O3
IUPAC Name:
4-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Type:
legal entity composition of the substance


Constituent 1
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
EC Number:
226-247-6
EC Name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
CAS Number:
5333-84-6
Molecular formula:
C9H10O3
IUPAC Name:
4-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Constituent 2
Chemical structure
Reference substance name:
Tetrahydro-4-methylphthalic anhydride
EC Number:
251-823-9
EC Name:
Tetrahydro-4-methylphthalic anhydride
CAS Number:
34090-76-1
Molecular formula:
C9H10O3
IUPAC Name:
6-methyl-3a,4,5,7a-tetrahydro-2-benzofuran-1,3-dione
Constituent 3
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
EC Number:
222-323-8
EC Name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
CAS Number:
3425-89-6
Molecular formula:
C9H10O3
IUPAC Name:
5-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Type:
legal entity composition of the substance
State Form:
liquid


Constituent 1
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
EC Number:
222-323-8
EC Name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
CAS Number:
3425-89-6
Molecular formula:
C9H10O3
IUPAC Name:
5-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Constituent 2
Chemical structure
Reference substance name:
Tetrahydro-4-methylphthalic anhydride
EC Number:
251-823-9
EC Name:
Tetrahydro-4-methylphthalic anhydride
CAS Number:
34090-76-1
Molecular formula:
C9H10O3
IUPAC Name:
6-methyl-3a,4,5,7a-tetrahydro-2-benzofuran-1,3-dione
Constituent 3
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
EC Number:
226-247-6
EC Name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
CAS Number:
5333-84-6
Molecular formula:
C9H10O3
IUPAC Name:
4-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Constituent 4
Chemical structure
Reference substance name:
(3aS,4R,7aR)-4-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Molecular formula:
C9H10O3
IUPAC Name:
(3aS,4R,7aR)-4-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Type:
legal entity composition of the substance


Constituent 1
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
EC Number:
222-323-8
EC Name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
CAS Number:
3425-89-6
Molecular formula:
C9H10O3
IUPAC Name:
5-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Constituent 2
Chemical structure
Reference substance name:
4-methyl-7,7a-dihydroisobenzofuran-1,3(3aH,6H)-dione
CAS Number:
68426-09-5
Molecular formula:
C9H10O3
IUPAC Name:
4-methyl-7,7a-dihydroisobenzofuran-1,3(3aH,6H)-dione
Constituent 3
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
EC Number:
226-247-6
EC Name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
CAS Number:
5333-84-6
Molecular formula:
C9H10O3
IUPAC Name:
4-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Type:
legal entity composition of the substance
State Form:
liquid


Type:
legal entity composition of the substance


Constituent 1
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
EC Number:
222-323-8
EC Name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
CAS Number:
3425-89-6
Molecular formula:
C9H10O3
IUPAC Name:
5-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Constituent 2
Chemical structure
Reference substance name:
Tetrahydro-4-methylphthalic anhydride
EC Number:
251-823-9
EC Name:
Tetrahydro-4-methylphthalic anhydride
CAS Number:
34090-76-1
Molecular formula:
C9H10O3
IUPAC Name:
6-methyl-3a,4,5,7a-tetrahydro-2-benzofuran-1,3-dione
Constituent 3
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
EC Number:
226-247-6
EC Name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
CAS Number:
5333-84-6
Molecular formula:
C9H10O3
IUPAC Name:
4-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Type:
legal entity composition of the substance


Constituent 1
Chemical structure
Reference substance name:
Tetrahydro-4-methylphthalic anhydride
EC Number:
251-823-9
EC Name:
Tetrahydro-4-methylphthalic anhydride
CAS Number:
34090-76-1
Molecular formula:
C9H10O3
IUPAC Name:
6-methyl-3a,4,5,7a-tetrahydro-2-benzofuran-1,3-dione
Constituent 2
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
EC Number:
222-323-8
EC Name:
1,2,3,6-tetrahydro-4-methylphthalic anhydride
CAS Number:
3425-89-6
Molecular formula:
C9H10O3
IUPAC Name:
5-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
Constituent 3
Chemical structure
Reference substance name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
EC Number:
226-247-6
EC Name:
1,2,3,6-tetrahydro-3-methylphthalic anhydride
CAS Number:
5333-84-6
Molecular formula:
C9H10O3
IUPAC Name:
4-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione

Registrants / Suppliers Details open all close all

Registrant / Supplier Registered Updated
CHEMICAL INSPECTION & REGULATION SERVICE LIMITED Room 002, Regus Harcourt Centre D02 HW77 D02 Dublin Ireland 2013
Gulf Chemicals International GmbH Lilienstraße 15 20095 Hamburg Germany 2013 2015
Henkel Global Supply Chain B.V. Gustav Mahlerlaan 2970 1081 LA Amsterdam Netherlands 2017
Hitachi Chemical Europe GmbH Berliner Allee 22 40212 Duesseldorf Germany Germany 2010 2016
Huntsman Advanced Materials (Europe) BV Everslaan 45 B-3078 Everberg Belgium 2012 2017; 2020
REACH24H CONSULTING GROUP(acts as OR for Puyang Huicheng Electronic Material Co.,Ltd) Suite 1E, Paramount Court, Corrig Road, Sandyford Dublin 18 Dublin Ireland 2013 2018
SCC GmbH (OR 363) Am Grenzgraben 11 55545 Bad Kreuznach Germany 2017
Registrant / Supplier Registered Ceased manufacture
CHEMICAL INSPECTION & REGULATION SERVICE LIMITED Unit 1 Ardee Business Park,Hale Street Co. Louth Ardee Ireland 2013 2020

Administrative data open all close all

  • 01-2119488054-36-0000
  • 01-2119488054-36-0001
  • 01-2119488054-36-0002
  • 01-2119488054-36-0003
  • 01-2119488054-36-0004
  • 01-2119488054-36-0006
  • 01-2119488054-36-0007

Contact Persons responsible for the SDS