BASIC VIOLET 4
BASIC VIOLET 4 is a cosmetic ingredient classified as Hair Dyeing. Also known as CAS 2390-59-2. It is regulated in 17 markets including UAE, Bahrain, European Union.
Also Known As
- CAS Number
- 2390-59-2
Market Overview — 29 Markets
Detailed Regulations
Europe2 regulations
- Chemical name
- Ethanaminium, N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidine)-N-ethyl- and its salts
- CAS
- 2390-59-2
- Product type
- hair dye products
Source: EC 1223/2009 Annex II
- Chemical name
- Ethanaminium, N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene)-N-ethyl-, and its salts, when used as a substance in hair dye products
- CAS
- 2390-59-2
Source: UK retained EC 1223/2009 Annex II
Americas1 regulation
- Chemical name
- Basic Violet 4
- CAS
- 2390-59-2
- Conditions of use
- Banned effective 2027-01-01 (AB 496 Phase 2)
Source: CA AB 496 (Toxic-Free Cosmetics Act Phase 2)
East Asia & Oceania4 regulations
- Chemical name
- Basic Violet 4
Source: MFDS Korea Cosmetics Regulation
- Chemical name
- N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidine)-N-ethyl- Ethanaminium
- CAS
- 2390-59-2
Source: MFDS Korea Cosmetics Regulation
- Chemical name
- N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidine)-N-ethyl- Ethanaminium and its salts
- CAS
- 2390-59-2
Source: MFDS Korea Cosmetics Regulation
- Chemical name
- Ethanaminium, N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidine)-N-ethyl- and its salts 不得使用於染髮用途化粧品
- CAS
- 2390-59-2
Source: TFDA Cosmetics Regulations
ASEAN6 regulations
- Chemical name
- Ethanaminium, N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5- cyclohexadien-1-ylidene)-N-ethyl- and its salts
- CAS
- 2390-59-2
- Product type
- hair dye products
Source: ASEAN Cosmetic Directive (HSA Dec 2025)
- Chemical name
- Ethanaminium, N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5- cyclohexadien-1-ylidene)-N-ethyl- and its salts
- CAS
- 2390-59-2
- Product type
- hair dye products
Source: ASEAN Cosmetic Directive (HSA Dec 2025)
- Chemical name
- Ethanaminium, N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5- cyclohexadien-1-ylidene)-N-ethyl- and its salts
- CAS
- 2390-59-2
- Product type
- hair dye products
Source: ASEAN Cosmetic Directive (HSA Dec 2025)
- Chemical name
- Ethanaminium, N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5- cyclohexadien-1-ylidene)-N-ethyl- and its salts
- CAS
- 2390-59-2
- Product type
- hair dye products
Source: ASEAN Cosmetic Directive (HSA Dec 2025)
- Chemical name
- Ethanaminium, N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5- cyclohexadien-1-ylidene)-N-ethyl- and its salts
- CAS
- 2390-59-2
- Product type
- hair dye products
Source: ASEAN Cosmetic Directive (HSA Dec 2025)
- Chemical name
- Ethanaminium, N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5- cyclohexadien-1-ylidene)-N-ethyl- and its salts
- CAS
- 2390-59-2
- Product type
- hair dye products
Source: ASEAN Cosmetic Directive (HSA Dec 2025)
GCC6 regulations
- Chemical name
- Ethanaminium, N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidine)-N-ethyl- and its salts
- CAS
- 2390-59-2
- Product type
- hair dye products
Source: GSO 1943:2024 (based on EU 1223/2009 II)
- Chemical name
- Ethanaminium, N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidine)-N-ethyl- and its salts
- CAS
- 2390-59-2
- Product type
- hair dye products
Source: GSO 1943:2024 (based on EU 1223/2009 II)
- Chemical name
- Ethanaminium, N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidine)-N-ethyl- and its salts
- CAS
- 2390-59-2
- Product type
- hair dye products
Source: GSO 1943:2024 (based on EU 1223/2009 II)
- Chemical name
- Ethanaminium, N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidine)-N-ethyl- and its salts
- CAS
- 2390-59-2
- Product type
- hair dye products
Source: GSO 1943:2024 (based on EU 1223/2009 II)
- Chemical name
- Ethanaminium, N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidine)-N-ethyl- and its salts
- CAS
- 2390-59-2
- Product type
- hair dye products
Source: GSO 1943:2024 (based on EU 1223/2009 II)
- Chemical name
- Ethanaminium, N-(4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidine)-N-ethyl- and its salts
- CAS
- 2390-59-2
- Product type
- hair dye products
Source: GSO 1943:2024 (based on EU 1223/2009 II)
EAEUNo restrictions
No specific restrictions for BASIC VIOLET 4 in Russia, Belarus, Kazakhstan, Armenia, Kyrgyzstan.
Frequently Asked Questions
Is BASIC VIOLET 4 banned in any country?
Yes, BASIC VIOLET 4 is banned in UAE, Bahrain, European Union, Indonesia, South Korea, Kuwait, Malaysia, Oman, Philippines, Qatar, Saudi Arabia, Singapore, Thailand, Taiwan, United Kingdom, California, Vietnam. Always check current regulations before formulating products for these markets.
What are the restrictions on BASIC VIOLET 4 in cosmetics?
BASIC VIOLET 4 is banned in UAE, Bahrain, European Union, Indonesia, South Korea, Kuwait, Malaysia, Oman, Philippines, Qatar, Saudi Arabia, Singapore, Thailand, Taiwan, United Kingdom, California, Vietnam and has no specific restrictions in other tracked markets.
Can I use BASIC VIOLET 4 in cosmetics?
BASIC VIOLET 4 is regulated in 17 markets. It is banned in UAE, Bahrain, European Union, Indonesia, South Korea, Kuwait, Malaysia, Oman, Philippines, Qatar, Saudi Arabia, Singapore, Thailand, Taiwan, United Kingdom, California, Vietnam. Use Formpli's free screening tool to check your full ingredient list against all 26 markets at once.
Screen BASIC VIOLET 4 with your full formula
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Check Ingredients FreeThis information is for reference only and does not constitute legal or regulatory advice. Regulations change — always verify with official sources and consult a regulatory specialist before exporting cosmetic products. Data sourced from EU COSING, US FDA, Health Canada, MHLW Japan, MFDS Korea, ASEAN ACD, GCC SFDA, TGA Australia, ANVISA Brazil, EAEU TR CU, and Taiwan TFDA.