Synoxyl® HSS
Trimethoxybenzylidene Pentanedione
Solution to Make Hawaii-Compliant Sunscreens
Synoxyl® HSS is a breakthrough patented product. It’s an excellent photostabilizer that provides in-vivo SPF boosting by ≥50% for both organic and inorganic sunscreens.

Synoxyl® HSS at a Glance
Synoxyl® HSS
at a Glance
INCI
Trimethoxybenzylidene Pentanedione
Use Level
0.5 to 2.5%
Origin
Organic Synthesis
- In-vivo SPF boosting by ≥50% in organic and inorganic sunscreens while alone no contribution to SPF
- Biodegradable
- Ease of preparation of eco-friendly sunscreen
- Cost effective due to in-vivo SPF boosting
Understand how to use Synoxyl® HSS in your formula by requesting the formulation guide.
Key Attributes
Synoxyl® HSS is the perfect product for developing broad-spectrum sunscreens that are free from octocrylene and oxybenzone.
REACH registered. Patented product.
REACH registered.
Patented product.
Applications
ENHANCED FRAGRANCE AND COLOR
Toiletries Using Photosensitive Fragrances or Dyes
ORGANIC OR INORGANIC UV FILTERS
High SPF Eco-Friendly Sunscreens
Publications
RK Chaudhuri, Z Lascu, F Marchio
RK Chaudhuri, Z Lascu, F Marchio
RK Chaudhuri, MA Ollengo, P Singh, BS Martincigh
Other Ingredients
Hexylresorcinol
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Terminalia Chebula Fruit Extract
Synastol® TC

The holistic solution to pollution & blue light damage
Tetrahexyldecyl Ascorbate
VitaSynol® C

Stable lipophilic Vitamin C ester
Ethyl Linoleate
Synovea® EL

A synergist with multiple skin benefits