Amines & Amides Available — Bulk Only

Pyrrolidinyl Diaminopyrimidine Oxide

CAS 55921-65-8 · Formula C8H13N5O · MW 195.22 g/mol

A pyrimidine-oxide specialty active formulated into cosmetic scalp- and hair-care products. It is used as an ingredient in cosmetic hair-care formulations.

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HS Code
2933.59
At a Glance
Material Family
Amines & Amides
Record Type
Pure compound
Primary Role
Conditioning
Functional Roles
PYRROLIDINYL DIAMINOPYRIMIDINE OXIDE
HAIR CONDITIONINGHAIR WAVING OR STRAIGHTENING
Industries Served
Applications & Use Cases
  • Hair care: Specialty ingredient in cosmetic scalp and hair-care products
  • Leave-on formulations: Used in cosmetic serums and lotions for the scalp and hair
  • Cosmetic formulating: Water-dispersible specialty active
Safety & Handling
Full SDS available on request

A grade-specific Safety Data Sheet (SDS) — with the complete hazard classification, handling precautions, and transport information — is supplied with every shipment and available on request. Confirm all safety and regulatory details against the SDS for your specific grade.

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HS / Tariff Classification
Harmonized System (HS) Code — 6-digit international heading
2933 . 59
Chapter 29
Organic chemicals
Heading 29.33
Internationally harmonized (WCO HS)
Subheading 2933.59
6-digit international code — national tariff line adds further digits
Chemical Identity
CAS Number
55921-65-8
Molecular Formula
C8H13N5O
Molecular Weight
195.22 g/mol
IUPAC Name
3-hydroxy-2-imino-6-pyrrolidin-1-ylpyrimidin-4-amine
INCI Name
PYRROLIDINYL DIAMINOPYRIMIDINE OXIDE
PubChem CID
InChI Key
JOITXEDSRYVTLJ-UHFFFAOYSA-N
Synonyms & Trade Names
PYRROLIDINYL DIAMINOPYRIMIDINE OXIDE Triaminodil 2,4-Pyrimidinediamine, 6-(1-pyrrolidinyl)-, 3-oxide PYRROLIDINYL DIAMINOPYRIMIDINE OXIDE [INCI] 2,6-diamino-4-(pyrrolidin-1-yl)pyrimidine 1-oxide 3-hydroxy-2-imino-6-pyrrolidin-1-ylpyrimidin-4-amine 2,4-diamino-6-pyrrolidinopyrimidine 3-oxide 6-(1-Pyrrolidinyl)-2,4-pyrimidinediamine 3-oxide 3-Oxy-6-pyrrolidin-1-yl-pyrimidine-2,4-diamine BS-53285
Full Description

Pyrrolidinyl diaminopyrimidine oxide (CAS 55921-65-8) is a pyrimidine N-oxide derivative supplied as a specialty cosmetic ingredient. It is used as an ingredient in cosmetic hair-care formulations.

Frequently Asked Questions

What is pyrrolidinyl diaminopyrimidine oxide used for?

Pyrrolidinyl diaminopyrimidine oxide (CAS 55921-65-8) is used as a specialty ingredient in cosmetic scalp and hair-care formulations. It is incorporated into leave-on serums, lotions, and shampoos as a water-dispersible specialty active.

Is pyrrolidinyl diaminopyrimidine oxide the same as diaminopyrimidine oxide?

They are related but distinct pyrimidine N-oxide derivatives. Pyrrolidinyl diaminopyrimidine oxide (CAS 55921-65-8, formula C8H13N5O) carries a pyrrolidinyl substituent; diaminopyrimidine oxide is a separate, simpler compound. They are supplied under different CAS identities and specifications.

What is the molecular formula and CAS number for pyrrolidinyl diaminopyrimidine oxide?

The molecular formula is C8H13N5O and the CAS number is 55921-65-8. It sits in the amines and amides family as a pyrimidine N-oxide derivative supplied as a cosmetic raw material.

What HS code applies to pyrrolidinyl diaminopyrimidine oxide?

It is classified under HS heading 2933.59, covering heterocyclic compounds with nitrogen hetero-atoms containing a pyrimidine ring. Confirm the final import classification with your customs broker for your destination country.

How is bulk pyrrolidinyl diaminopyrimidine oxide supplied and priced?

It is supplied as a water-dispersible specialty active for cosmetic manufacturing. RawSource quotes per order based on volume and market conditions; request a bulk RFQ for pack sizes, MOQ, lead time, and a CoA/SDS.

Disclaimer. Information on this page — including properties, identifiers, hazard, transport (DOT/UN) and tariff (HS) classifications, and applications — is provided for general reference and is compiled from authoritative public sources (e.g. PubChem/ECHA, 49 CFR 172.101, the Harmonized Tariff Schedule). Values are typical and are not a guaranteed specification; the Certificate of Analysis (CoA) for the lot purchased governs. Products are sold for industrial and professional use only. Nothing here is a medical, health, or efficacy claim or advice. Always consult the current Safety Data Sheet (SDS) before handling, storage, transport or disposal, and confirm regulatory status, classification and suitability for your application and jurisdiction. Hazard, transport and tariff classifications must be verified for your specific shipment. RawSource makes no warranty, express or implied, and assumes no liability for use of this information. Trademarks. Third-party trademarks and brand names are the property of their respective owners; any reference is nominative — used only to identify a comparable product — and does not imply affiliation with, sponsorship by, or endorsement by the trademark owner.