ZLEY® BRC (4-Butylresorcinol; CAS 18979-61-8) is a powder ingredient for cosmetic formulations designed to improve the appearance of uneven skin tone. Review the current batch COA and TDS for grade-specific identity, purity and handling information. Finished-product performance and suitable use level depend on the complete formula and its safety and stability assessment.
For a closer look at the ingredient’s published research and practical formulation checks, read our 4-Butylresorcinol formulation guide. Request a sample and current technical documents from ZLEY® before qualifying a grade.
4-Butylresorcinol — ZLEY®BRC
| INCI: | 4-butilreorcinolo |
| Proprietà: | Il derivato del resorcinolo, l'inibizione dell'attività della tirosinasi e l'ossidazione della melanina. Stimolazione del metabolismo e degradazione della tirosinasi. |
| Aspetto: | Polvere bianca o biancastra |
| Dosaggio consigliato: | 0.1-2.2% |
| Solubilità: | Solubile in olio, solubile in alcool |
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ZLEY®BRC at a glance
ZLEY®BRC is supplied for brightening formulation development. The derivative of resorcinol , inhibition of tyrosinase activity and melanin oxidation. Promotion of metabolism and tyrosinase degradation.
- INCI
- 4-butilresorcinolo
- CAS
- Not publicly specified — confirm against the current SDS/TDS
- Content / purity
- Grade-specific; confirm the current TDS specification and batch COA
- Aspetto
- Polvere bianca o biancastra
- Dosaggio raccomandato
- 0.1-2.2%
- Solubilità
- Solubile in olio, solubile in alcool
Formulation and purchasing details View 10 additional specifications
- Addition phase
- Oil phase or a validated oil pre-dissolution route; verify the current TDS order of addition
- Processing temperature
- Not publicly specified — confirm grade-specific processing limits in the current TDS
- pH
- Not publicly specified — confirm supplied-grade and finished-formula requirements
- Stabilità
- Validate compatibility, accelerated/real-time stability and final packaging in the finished formulation
- Storage
- Follow the current SDS/TDS and keep the material sealed under the stated storage conditions
- Durata di conservazione
- Confirm against the current TDS and supplied batch documentation
- Applicazioni
- BRIGHTENING formulations; confirm finished-product fit and target-market requirements
- Confezione
- Pack size is grade/order specific; confirm on the current quotation and specification
- Quantità minima ordinabile
- Available on request; confirm grade, pack size, lead time and destination with ZLEY sales
- TDS / SDS / COA
- TDS linked; SDS linked; Batch-specific COA available on request
Values marked for confirmation are intentionally not estimated. Request the current grade-specific TDS/SDS and batch COA before scale-up or purchase.
Technical documents
Product FAQ
What is ZLEY®BRC?
ZLEY®BRC is supplied for brightening formulation development. The derivative of resorcinol , inhibition of tyrosinase activity and melanin oxidation. Promotion of metabolism and tyrosinase degradation. The declared INCI is: 4-Butylresorcinol.
What is the recommended use level for ZLEY®BRC?
The published or currently recorded use level is 0.1-2.2%. Final use level must be checked against the current TDS, the complete formula, target-market rules and finished-product testing.
How should ZLEY®BRC be incorporated?
Solubility: Soluble in oil, soluble in alcohol. Addition phase: Oil phase or a validated oil pre-dissolution route; verify the current TDS order of addition. Processing temperature: Not publicly specified — confirm grade-specific processing limits in the current TDS.
Which technical and purchasing documents are available?
TDS is linked on this page; SDS is linked on this page; request the batch-specific COA. Packaging and MOQ are order-specific and should be confirmed with ZLEY sales before purchase.
Technical review owner: ZLEY Group Technical Team Source review date: