Section 721.10823 - 2-Propenal, 3-[4-(1-methylethyl)phenyl]-(a)Chemical substance and significant new uses subject to reporting.(1) The chemical substance identified as 2-propenal, 3-[4-(1-methylethyl)phenyl]- (PMN P-14-564; CAS No. 6975-24-2) is subject to reporting under this section for the significant new uses described in paragraph (a)(2) of this section.(2) The significant new uses are: (i)Release to water. Requirements as specified in § 721.90(a)(4), (b)(4), and (c)(4) (N = 1).(b)Specific requirements. The provisions of subpart A of this part apply to this section except as modified by this paragraph. (1)Recordkeeping. Recordkeeping requirements as specified in § 721.125(a), (b), (c), and (k) are applicable to manufacturers and processors of this substance.(2)Limitations or revocation of certain notification requirements. The provisions of § 721.185 apply to this section. 80 FR 26459 , May 8, 2015