DIAMINOPYRIMIDINE OXIDE

RestrictedCAS 74638-76-916 regulations across 16 markets

DIAMINOPYRIMIDINE OXIDE is a cosmetic ingredient classified as Hair Conditioning. Also known as CAS 74638-76-9. It is regulated in 16 markets including UAE, Bahrain, Brazil.

Also Known As

CAS Number
74638-76-9

Market Overview — 29 Markets

European Union1
United Kingdom1
United States
California
Maryland
Washington
Canada
Brazil1
South Korea1
Japan
Taiwan
Australia
Singapore1
Malaysia1
Thailand1
Indonesia1
Vietnam1
Philippines1
UAE1
Saudi Arabia1
Qatar1
Oman1
Kuwait1
Bahrain1
Russia
Belarus
Kazakhstan
Armenia
Kyrgyzstan

Detailed Regulations

Europe2 regulations
European UnionRestrictedAnnex III #93
Chemical name
2,4-Pyrimidinediamine, 3-oxide
CAS
74638-76-9
Max concentration
1.5%
Product type
Hair products

Source: EC 1223/2009 Annex III

United KingdomRestrictedAnnex III #93
Chemical name
2,4-Pyrimidinediamine, 3-oxide
CAS
74638-76-9
Max concentration
1,5 %
Product type
Hair products
Conditions of use
Max: 1,5 %

Source: UK retained EC 1223/2009 Annex III

Americas1 regulation
BrazilRestrictedAnnex RDC_530 #96
Chemical name
3-Óxido de 2,4-diaminopir imidina (CAS 74638-76-9)
CAS
74638-76-9
Max concentration
1,5 %
Product type
Preparações para tratamentos capilares
Conditions of use
Application: Preparações para tratamentos capilares

Source: ANVISA RDC 530

East Asia & Oceania1 regulation
South KoreaRestrictedAnnex restricted #M1103
Chemical name
Diaminopyrimidine Oxide
Conditions of use
* 배합한도 : ∙ 두발용 제품류에 1.5% ∙ 기타 제품에는 사용금지

Source: MFDS Korea Cosmetics Regulation

ASEAN6 regulations
SingaporeRestrictedAnnex ACD Annex III (Restricted) #93
Chemical name
2,4 Pyrimidinediamine, 3-oxide / Diaminopyrimidine oxide
CAS
74638-76-9
Max concentration
1.5%
Product type
Hair care products

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

MalaysiaRestrictedAnnex ACD Annex III (Restricted) #93
Chemical name
2,4 Pyrimidinediamine, 3-oxide / Diaminopyrimidine oxide
CAS
74638-76-9
Max concentration
1.5%
Product type
Hair care products

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

ThailandRestrictedAnnex ACD Annex III (Restricted) #93
Chemical name
2,4 Pyrimidinediamine, 3-oxide / Diaminopyrimidine oxide
CAS
74638-76-9
Max concentration
1.5%
Product type
Hair care products

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

IndonesiaRestrictedAnnex ACD Annex III (Restricted) #93
Chemical name
2,4 Pyrimidinediamine, 3-oxide / Diaminopyrimidine oxide
CAS
74638-76-9
Max concentration
1.5%
Product type
Hair care products

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

VietnamRestrictedAnnex ACD Annex III (Restricted) #93
Chemical name
2,4 Pyrimidinediamine, 3-oxide / Diaminopyrimidine oxide
CAS
74638-76-9
Max concentration
1.5%
Product type
Hair care products

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

PhilippinesRestrictedAnnex ACD Annex III (Restricted) #93
Chemical name
2,4 Pyrimidinediamine, 3-oxide / Diaminopyrimidine oxide
CAS
74638-76-9
Max concentration
1.5%
Product type
Hair care products

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

GCC6 regulations
UAERestrictedAnnex III #93
Chemical name
2,4-Pyrimidinediamine, 3-oxide
CAS
74638-76-9
Max concentration
1.5%
Product type
Hair products

Source: GSO 1943:2024 (based on EU 1223/2009 III)

Saudi ArabiaRestrictedAnnex III #93
Chemical name
2,4-Pyrimidinediamine, 3-oxide
CAS
74638-76-9
Max concentration
1.5%
Product type
Hair products

Source: GSO 1943:2024 (based on EU 1223/2009 III)

QatarRestrictedAnnex III #93
Chemical name
2,4-Pyrimidinediamine, 3-oxide
CAS
74638-76-9
Max concentration
1.5%
Product type
Hair products

Source: GSO 1943:2024 (based on EU 1223/2009 III)

OmanRestrictedAnnex III #93
Chemical name
2,4-Pyrimidinediamine, 3-oxide
CAS
74638-76-9
Max concentration
1.5%
Product type
Hair products

Source: GSO 1943:2024 (based on EU 1223/2009 III)

KuwaitRestrictedAnnex III #93
Chemical name
2,4-Pyrimidinediamine, 3-oxide
CAS
74638-76-9
Max concentration
1.5%
Product type
Hair products

Source: GSO 1943:2024 (based on EU 1223/2009 III)

BahrainRestrictedAnnex III #93
Chemical name
2,4-Pyrimidinediamine, 3-oxide
CAS
74638-76-9
Max concentration
1.5%
Product type
Hair products

Source: GSO 1943:2024 (based on EU 1223/2009 III)

EAEUNo restrictions

No specific restrictions for DIAMINOPYRIMIDINE OXIDE in Russia, Belarus, Kazakhstan, Armenia, Kyrgyzstan.

Frequently Asked Questions

Is DIAMINOPYRIMIDINE OXIDE banned in any country?

DIAMINOPYRIMIDINE OXIDE is not banned in any of the 26 markets tracked by Formpli. However, it may be subject to restrictions or conditions of use in some markets.

What are the restrictions on DIAMINOPYRIMIDINE OXIDE in cosmetics?

DIAMINOPYRIMIDINE OXIDE is restricted or has conditions of use in UAE, Bahrain, Brazil, European Union, Indonesia, South Korea, Kuwait, Malaysia, Oman, Philippines, Qatar, Saudi Arabia, Singapore, Thailand, United Kingdom, Vietnam. Restrictions may include maximum concentration limits, product type limitations, or mandatory labeling requirements. See the detailed regulations above for specifics.

Can I use DIAMINOPYRIMIDINE OXIDE in cosmetics?

DIAMINOPYRIMIDINE OXIDE is regulated in 16 markets. It has restrictions in UAE, Bahrain, Brazil, European Union, Indonesia, South Korea, Kuwait, Malaysia, Oman, Philippines, Qatar, Saudi Arabia, Singapore, Thailand, United Kingdom, Vietnam. Use Formpli's free screening tool to check your full ingredient list against all 26 markets at once.

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This 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.