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Federal Register / Vol. 86, No. 4 / Thursday, January 7, 2021 / Rules and Regulations
943

SUPPLEMENT NO. 1 TO PART 745SCHEDULES OF CHEMICALSContinued CAS
registry No.
O-n-Decyl N-1-di-n-decylamino-n decylidenephosphoramidofluoridate
Methyl 1-diethylaminoethylidenephosphoramidofluoridate
Ethyl 1-diethylaminoethylidenephosphoramidofluoridate
15. Methyl-bisdiethylaminomethylenephosphonamidofluoridate
16. Carbamates quaternaries and bisquaternaries of dimethylcarbamoyloxypyridines 16.1.
Family:
Quaternaries of dimethylcarbamoyloxypyridines:
1-N,N-dialkylC10-N-n-hydroxyl, cyano, acetoxyalkylC10 ammonio-n-N-3-dimethylcarbamoxy-a-picolinyl-N,N-dialkylC10 ammoniodecane dibromide n=18
Not limited to the following example:
1-N,N-dimethyl-N-2-hydroxyethylammonio-10-N-3-dimethylcarbamoxy-a-picolinyl-N,Ndimethylammoniodecane dibromide
16.2. Family: Bisquaternaries of dimethylcarbamoyloxypyridines:1,n-BisN-3-dimethylcarbamoxy-a-picolyl-N,N-dialkylC10
ammonio-alkane-2,n-1-dione dibromide n=212.
Not limited to the following example:
1,10-BisN-3-dimethylcarbamoxy-a-picolyl-N-ethyl-Nmethylammoniodecane-2,9-dione dibromide
B. Precursors:
9. Family: Alkyl Me, Et, n-Pr or i-Pr phosphonyldifluorides Not limited to the following example:
DF: Methylphosphonyldifluoride
10. Family: O-Alkyl H or C10, incl. cycloalkyl O-2-dialkyl Me, Et, n-Pr or i-Pr-aminoethyl alkyl Me, Et, n-Pr or i-Pr phosphonites and corresponding alkylated or protonated salts Not limited to the following example:
QL: O-Ethyl O2-diisopropylaminoethyl methylphosphonite
11. Chlorosarin: O-Isopropyl methylphosphonochloridate
12. Chlorosoman: O-Pinacolyl methylphosphonochloridate

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Schedule 2
A. Toxic Chemicals:
1. Amiton: O,O-Diethyl S-2-diethylaminoethyl phosphorothiolate and corresponding alkylated or protonated salts
2. PFIB: 1,1,3,3,3-Pentafluoro-2-trifluoromethyl-1-propene
3. BZ: 3-Quinuclidinyl benzilate
B. Precursors:
4. Family: Chemicals, except for those listed in Schedule 1, containing a phosphorus atom to which is bonded one methyl, ethyl or propyl normal or iso group but not further carbon atoms, Not limited to the following examples:
Methylphosphonyl dichloride
Dimethyl methylphosphonate
Exemption: Fonofos: O-Ethyl S-phenyl ethylphosphonothiolothionate
5. Family: N,N-Dialkyl Me, Et, n-Pr or i-Pr phosphoramidic dihalides 6. Family: Dialkyl Me, Et, n-Pr or i-Pr N,N-dialkyl Me, Et, n-Pr or i-Pr-phosphoramidates 7. Arsenic trichloride
8. 2,2-Diphenyl-2-hydroxyacetic acid
9. Quinuclidine-3-ol
10. Family: N,N-Dialkyl Me, Et, n-Pr or i-Pr aminoethyl-2-chlorides and corresponding protonated salts 11. Family: N,N-Dialkyl Me, Et, n-Pr or i-Pr aminoethane-2-ols and corresponding protonated salts Exemptions: N,N-Dimethylaminoethanol and corresponding protonated salts
N,N-Diethylaminoethanol and corresponding protonated salts
12. Family: N,N-Dialkyl Me, Et, n-Pr or i-Pr aminoethane-2-thiols and corresponding protonated salts 13. Thiodiglycol: Bis2-hydroxyethylsulfide
14. Pinacolyl alcohol: 3,3-Dimethylbutane-2-ol

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Schedule 3
A. Toxic Chemicals:
1. Phosgene: Carbonyl dichloride
2. Cyanogen chloride
3. Hydrogen cyanide
4. Chloropicrin: Trichloronitromethane
B. Precursors:
5. Phosphorus oxychloride
6. Phosphorus trichloride
7. Phosphorus pentachloride
8. Trimethyl phosphite
9. Triethyl phosphite
10. Dimethyl phosphite
11. Diethyl phosphite
12. Sulfur monochloride
13. Sulfur dichloride
14. Thionyl chloride
15. Ethyldiethanolamine

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