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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Environmental fate & pathways

Endpoint summary

Administrative data

Description of key information

Bioaccumulation: aquatic / sediment

BCFBAF model (v3.01) of Estimation Programs Interface (EPI Suite, 2017) was used to predict the bioconcentration factor (BCF) of test chemical 2-(dimethylamino)acetic acid hydrochloride (CAS No. 2491 -06 -7). The bioconcentration factor (BCF) of 2-(dimethylamino)acetic acid hydrochloride was estimated to be 3.162 L/kg whole body w.w (at 25 deg C) which does not exceed the bio concentration threshold of 2000, indicating that the chemical 2-(dimethylamino)acetic acid hydrochloride is not expected to bioaccumulate in the food chain.

Additional information

Bioaccumulation: aquatic / sediment

BCFBAF model (v3.01) of Estimation Programs Interface (EPI Suite, 2017) was used to predict the bioconcentration factor (BCF) of test chemical 2-(dimethylamino)acetic acid hydrochloride (CAS No. 2491 -06 -7). The bioconcentration factor (BCF) of 2-(dimethylamino)acetic acid hydrochloride was estimated to be 3.162 L/kg whole body w.w (at 25 deg C) which does not exceed the bio concentration threshold of 2000, indicating that the chemical 2-(dimethylamino)acetic acid hydrochloride is not expected to bioaccumulate in the food chain.

 

In another predicted report from CompTox Chemistry Dashboard using OPERA (OPEn (quantitative) structure-activity Relationship Application)  V1.02 model in which calculation based on PaDEL descriptors (calculate molecular descriptors and fingerprints of chemical)  the bioaccumulation i.e BCF for 2-(dimethylamino)acetic acid hydrochloride was estimated to be 4.15 dimensionless. The predicted BCF result based on the 5 OECD principles. Thus based on the result it is concluded that the test substance 2-(dimethylamino)acetic acid hydrochloride is non-bioaccumulative in nature.

 

In a supporting weight of evidence study from authoritative database (HSDB, 2017) for the read across chemical bioaccumulation experiment was conducted. Bioaccumulation study was conducted for estimating the Bioaccumulation value (BCF) of test chemical 3-(N',N' dimethylhydrazinecarbonyl) propanoic acid (CAS no. 1596 -84 -5). The Bioaccumulation value (BCF) value was calculated using a log Kow of -1.5 and structure estimation method based on regression-derived equation. Bioaccumulation value (BCF) of 3-(N',N'-dimethylhydrazinecarbonyl)propanoic acid was estimated to be 3 which does not exceed the bio concentration threshold of 2000, indicating that the chemical 3-(N',N'-dimethylhydrazine carbonyl)propanoic acid is not expected to bioaccumulate in the food chain.

 

On the basis of available information, the test 2-(dimethylamino)acetic acid hydrochloride (CAS No. 2491-06-7) can be considered to be nonbioaccumulative in nature.