CAS number
CAS 101-20-2 1-(4-Chlorophenyl)-3-(3,4-dichlorophenyl…
CAS 101-20-2 · EC 202-924-1
Where CAS 101-20-2 appears: every table entry that prints it among its identifiers, in the newest version of each act this record holds, and every recorded change to those entries. Many entries name a group of substances and print no number, so absence here is not absence from the law. Not legal advice.
Where it appears now
Cosmetics Regulation Annex III, Reference number 100
No change to this entry since the first version the record holds, in force 11 July 2013. · Annex III on this site
| Reference number | Substance identification | Restrictions | Wording of conditions of use and warnings | |||||
|---|---|---|---|---|---|---|---|---|
| Chemical name/INN | Name of Common Ingredients Glossary | CAS number | EC number | Product type, body parts | Maximum concentration in ready for use preparation | Other | ||
| a | b | c | d | e | f | g | h | i |
| 100 | 1-(4-Chlorophenyl)-3-(3,4-dichlorophenyl)urea | Triclocarban | 101-20-2 | 202-924-1 | Rinse-off products | 1,5 % | Purity criteria: 3,3',4,4'-Tetrachloroazobenzene ≤ 1 ppm 3,3',4,4'-Tetrachloroazoxybenzene ≤ 1 ppm For purposes other than inhibiting the development of micro-organisms in the product. This purpose has to be apparent from the presentation of the product | |
Cosmetics Regulation Annex V, Reference number 23
Last changed in the version in force , by Regulation (EU) 2024/996, the act that change names · Annex V on this site
| Reference number | Substance identification | Conditions | Wording of conditions of use and warnings | |||||
|---|---|---|---|---|---|---|---|---|
| Chemical name/INN | Name of Common Ingredients Glossary | CAS number | EC number | Product type, Body parts | Maximum concentration in ready for use preparation | Other | ||
| a | b | c | d | e | f | g | h | i |
| 23 | 1-(4-Chlorophenyl)-3-(3,4-dichlorophenyl)urea | Triclocarban | 101-20-2 | 202-924-1 | All cosmetic products, with the exception of mouthwash. | 0,2 % | Purity criteria: 3,3',4,4'-Tetrachloroazobenzene ≤ 1 ppm 3,3',4,4'-Tetrachloroazoxybenzene ≤ 1 ppm Not to be used in toothpaste intended for children under 6 years of age. | For toothpaste containing Triclocarban the following labelling is obligatory: Not to be used for children under 6 years of age. |
Look up a number
Type a CAS or EC number, with or without its hyphens, or an Index No into the search box at the top of the page: it reads 50000 as CAS 50-00-0. Every number is also listed by act on the substances page.
Its history
· amended · Cosmetics Regulation Annex V, Reference number 23
Recorded in the version in force , by Regulation (EU) 2024/996, the act that change names. The change on its version page
| Identifiers | Version | Reference number | Substance identification | Conditions | Wording of conditions of use and warnings | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Chemical name/INN | Name of Common Ingredients Glossary | CAS number | EC number | Product type, Body parts | Maximum concentration in ready for use preparation | Other | ||||
| a | b | c | d | e | f | g | h | i | ||
| Reference number 23CAS 101-20-2EC 202-924-1 | Before | 23 | Triclocarban | 101-20-2 | 202-924-1 | 0,2 % | Purity criteria:
3,3',4,4'-Tetrachloroazobenzene | |||
| After | 23 | 1-(4-Chlorophenyl)-3-(3,4-dichlorophenyl)urea | Triclocarban | 101-20-2 | 202-924-1 | All cosmetic products, with the exception of mouthwash. | 0,2 % | Purity criteria: 3,3',4,4'-Tetrachloroazobenzene ≤ 1 ppm 3,3',4,4'-Tetrachloroazoxybenzene ≤ 1 ppmNot to be used in toothpaste intended for children under 6 years of age. | For toothpaste containing Triclocarban the following labelling is obligatory: Not to be used for children under 6 years of age. | |
Sources
- Cosmetics Regulation: every version the record holds; rows read from EUR-Lex consolidated version 02009R1223-20260518, in force 18 May 2026 (external, EUR-Lex)