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Schedule One Chemicals

 
 

A. Toxic chemicals: (CAS registry number)

(1) 0-Alkyl (<C10, incl. cycloalkyl) alkyl
(Me, Et, n-Pr or i-Pr)-phosphonofluoridates
 
e.g. Sarin: 0-Isopropyl methylphosphonofluoridate (107-44-8)
     Soman: 0-Pinacolyl methylphosphonofluoridate (96-64-0)

(2) 0-Alkyl (<C10, incl. cycloalkyl) N,N-dialkyl
(Me, Et, n-Pr or i-Pr)-phosphoramidocyanidates
 
e.g. Tabun: 0-Ethyl N,N-dimethyl
          phosphoramidocyanidate
(77-81-6)

(3) 0-Alkyl (H or <C10, incl. cycloalkyl) S-2-dialkyl
(Me, Et, n-Pr or i-Pr)-aminoethyl alkyl
(Me, Et, n-Pr or i-Pr)-phosphonothiolates and corresponding
alkylated or protonated salts
 
e.g. VX: 0-Ethyl S-2-diisopropylaminoethyl
          methyl phosphonothiolate
(50782-69-9)

(4) Sulfur mustards:  
2-Chloroethylchloromethylsulfide (2625-76-5)
   
Mustard gas: Bis(2-chloroethyl)sulfide (505-60-2)
Bis(2-chloroethylthio)methane (63869-13-6)
   
Sesquimustard: 1,2-Bis(2-chloroethylthio)ethane (3563-36-8)
1,3-Bis(2-chloroethylthio)-n-propane (63905-10-2)
1,4-Bis(2-chloroethylthio)-n-butane (142868-93-7)
1,5-Bis(2-chloroethylthio)-n-pentane (142868-94-8)
Bis(2-chloroethylthiomethyl)ether (63918-90-1)
   
0-Mustard: Bis(2-chloroethylthioethyl)ether (63918-89-8)

(5) Lewisites:  
Lewisite 1: 2-Chlorovinyldichloroarsine (541-25-3)
Lewisite 2: Bis(2-chlorovinyl)chloroarsine (40334-69-8)
Lewisite 3: Tris(2-chlorovinyl)arsine (40334-70-1)

(6) Nitrogen mustards:  
HN1: Bis(2-chloroethyl)ethylamine (538-07-8)
HN2: Bis(2-chloroethyl)methylamine (51-75-2)
HN3: Tris(2-chloroethyl)amine (555-77-1)

(7) Saxitoxin (35523-89-8)

(8) Ricin (9009-86-3)


B. Precursors: (CAS registry number)

(9) Alkyl (Me, Et, n-Pr or i-Pr) phosphonyldifluorides  
e.g. DF: Methylphosphonyldifluoride (676-99-3)

(10) 0-Alkyl (H or < C10, incl. cycloalkyl) 0-2-dialkyl
(Me, Et, n-Pr or i-Pr)-aminoethyl alkyl
(Me, Et, n-Pr or i-Pr) phosphonites and corresponding
alkylated or protonated salts
 
e.g. QL: 0-Ethyl 0-2-diisopropylaminoethyl
          methylphosphonite
(57856-11-8)

(11) Chlorosarin: 0-Isopropyl
          methylphosphonochloridate
(1445-76-7)

(12) Chlorosoman: 0-Pinacolyl
          methylphosphonochloridate
(7040-57-5)

Notes to Supplement No. 1:

Note 1: Note that the following Schedule 1 chemicals are controlled for export purposes under the Export Administration Regulations (see part 774 of the EAR, the Commerce Control List): 0-Ethyl-2-diisopropylaminoethyl methylphosphonite (QL) (C.A.S. #57856-11-8), Ethylphosphonyl difluoride (C.A.S. #753-98-0), Methylphosphonyl difluoride (C.A.S. #676-99-3), Saxitoxin (35523-89-8), Ricin (9009-86-3).

Note 2: All Schedule 1 chemicals not listed in Note 1 to this Supplement are controlled for export purposes by the Office of Defense Trade Control of the Department of State under the International Traffic in Arms Regulations (22 CFR parts 120 through 130).


Bureau of Industry and Security
U.S. Department of Commerce
 

 
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