Registration Dossier

Classification & Labelling & PBT assessment

PBT assessment

Administrative data

Assessed Substance

Assessed substance:
substance itself
Reference
Reference substance name:
Unnamed
Inventory number:
InventoryMultipleMappingImpl [inventoryEntryValue=EC 219-228-9]
IUPAC name:
2-[4-(dimethylamino)phenyl]-3,6-dimethyl-1,3-benzothiazol-3-ium chloride
Identity:
Benzothiazolium, 2-[4-(dimethylamino)phenyl]-3,6-dimethyl-, chloride
Identity:
2-[4-(dimethylamino)phenyl]-3,6-dimethyl-1,3-benzothiazol-3-ium chloride
CAS number:
2390-54-7
Molecular formula:
C17H19N2S.Cl
Molecular weight:
318.864
SMILES notation:
[Cl-].CN(C)c1ccc(cc1)c2sc3cc(C)ccc3[n+]2C
InChl:
InChI=1/C17H19N2S.ClH/c1-12-5-10-15-16(11-12)20-17(19(15)4)13-6-8-14(9-7-13)18(2)3;/h5-11H,1-4H3;1H/q+1;/p-1
Reference
Name:
2-[4-(dimethylamino)phenyl]-3,6-dimethylbenzothiazolium chloride
Type of composition:
legal entity composition of the substance
State / form:
solid: particulate/powder
Reference substance:
Composition 1
PBT status of the assessed substance:
the substance is not PBT / vPvB

Results of detailed PBT / vPvB assessment

Persistence

Evidence of non-P / non-vP properties
Screening criteria
Criteria based on Annex XIII of REACH
Evidence of P or vP properties
Remark:
Basic Yellow 1 is not readily biodegradable.
Conclusion
Conclusion on P / vP properties:
No conclusion can be reached based on available information

Bioaccumulation

Evidence of non-B / non-vB properties
Screening criteria
Not B and not vB based on: Log Kow ≤ 4.5
Remark:
log Kow = 3.02
Criteria based on Annex XIII of REACH
Conclusion
Conclusion on B / vB properties:
not B/vB

Toxicity

Evidence of non-T properties
Criteria based on Annex XIII of REACH
Evidence of T properties
Screening criteria: L(E)C50 < 0.01 mg/L
Remark:
EC50 Daphnia magna: 0.0197 mg/L/48h
EC10 Daphnia magna: 0.00831 mg/L/48h
NOEC Daphnia magna: 0.00427 mg/L/48h
EC50 algae: 0.00927 mg/L/72h
NOEC algae: 0.00143 mg/L/72h
Conclusion
Conclusion on T properties:
T