1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone

Name

CAS

7226-23-5

SDS Source

Fisher Scientific

SDS Source URL

https://www.fishersci.com/store/msds?partNumber=AC433560010&productDescription=1%2C3-DIMETHYL-3%2C4%2C5%2C6-TET+1KG&vendorId=VN00032119&countryCode=US&language=en

SDS Date Year

2025

Assessment Information

Submitted by TURI staff for art restoration focus

Uploaded By Email

Environmental Certification

Validated

Yes

Entries

Overall Score

6.80

Acute Human Effects Score

Chronic Human Effects Score

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Unit Data

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LC50 ppm

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LD50 mg/kg

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LD50 mg/kg

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PEL/TLV ppm

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ppm

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NFPA/HMIS 0,1,2,3,4

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EU - Priority Endocrine Disruptor

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EU - SVHC

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ChemSec - SIN

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OSPAR

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TEDX

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Acute Fish LC50 (mg/l)

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Acute Algae (or other aquatic plant) EC50 (mg/l)

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NOEC (NOAEC) or ECx (mg/l)

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ChV mg/l

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mg/l

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Water t1/2 Days

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Air t1/2 Days

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28-day Study: % Breakdown Dissolved Organic Carbon

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28-day Study: % Based on O2 or CO2

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BOD Half-life (days)

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Log Kow / Pow

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On Canada EPA Domestic Substances List

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GWP Relative to CO2

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Y/N

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ODP Units

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Ozone Classification

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Y/N

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Y/N

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mm Hg

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NFPA/HMIS 0,1,2,3,4

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deg C

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NFPA/HMIS 0,1,2,3,4

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g/l

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WBGT, deg C

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dBA/hr

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Class 1 Small Machine (mm/s)

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Class 2 Medium Machine (mm/s)

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Class 3 Large Rigid Foundation (mm/s)

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Class 4 Large Soft Foundation (mm/s)

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Occurence

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Hazard Level

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Work Overload and Pace: Work Load

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Work Overload and Pace: Machine Pacing

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Work Overload and Pace: Time Constraints

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Work Schedule: Shift Work

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Work Schedule: Work Isolation

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Control

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Work Environment and Equipment: Equipment Stability

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Work Environment and Equipment: Work Space

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Pressure (Delta % Change From Ambient)

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Temperature (Delta % Change From Ambient)

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% Water Change

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Reuse

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% Energy Change

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% Renewable Energy

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Occurence: Near Certain

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Occurence: Highly Likely

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Occurence: Unlikely

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Occurence: Remote

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Pounds

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% Recyclable at End of Life

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Default object view. Click to create a custom template, Node ID: 38992, Object ID: 60723

1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone