About

In december of 2018, Chemoxy, PCAS and all Novacap’s activities unify their names and become Seqens, an integrated global leader in pharmaceutical synthesis and specialty ingredients.

Chemoxy is now part of Seqens Custom Specialties division and PCAS of Seqens Advanced Specialties division. These two business units are dedicated to custom chemistry.

Driven by a culture of excellence and a strong entrepreneurial spirit, Advanced & Custom Specialties work closely together and are committed to providing our customers with the highest level of service and quality while acting ethically, in line with our corporate social responsibility program.

A wide range of Technologies & Expertise

More about advanced specialties

SEQENS Advanced Specialties develops custom solutions and ingredients for the most demanding industries such as aerospace, construction, cosmetics, electronics, automotive and paints and inks.

SEQENS Advanced Specialties proposes tailor-made solutions through 3 dedicated business lines:

High performance lubricant additives to foster your product innovation: Redesign your formulae with our performance additives such as extreme pressure, protective or anti-wear additives or customize your products with our flexible industrial assets.
Fine chemicals : custom chemistry for industry players, offering R&D and manufacturing expertise for the development of your complex molecules or polymers.
Custom electronic chemicals to pave your way from lab to market: custom manufacturing of advanced specialty materials & polymers for semiconductor lithography and organic electronics.

Seqens Advanced Specialties has more than 50 years of experience in up-scaling and custom manufacturing of small molecules and polymers. We operate on 2 plants in France and 1 plant in Canada, all ISO 9001 certified.

SEQENS Advanced Specialties can offer you multi-step synthesis from several grams to few metric tons scale based on our chemical expertise in organic synthesis.

We offer you a continuum of expertise from the laboratory to industrial scale.

More about Custom specialties

Seqens Custom Specialties (CS) formely Chemoxy, is one of Europe’s largest independent contract manufacturers, combining the speed and agility of a small/medium sized company with the health and safety and environmental performance of the best major chemical corporations.

Our Middlesbrough site has carried out distillation since 1868 and our Billingham site was added to the portfolio in 1994, with a major expansion was completed in 2014.

In addition to custom processing, our company manufactures a range of environmentally-friendly solvents which are used in the latest generation of paints and cleaning products.

The business has a large proportion of exports sales and employs over 150 highly skilled workers across the two sites. Seqens CS has a long established reputation for technical excellence, confidentiality and EH&S compliance.

We serve a diverse range of industries, including: specialty chemicals, petrochemicals, oil and gas, fuel and lube additives, household and personal care, flavour and fragrance, agricultural chemicals and surface coatings. Our performance products include Estasol® (low toxicity solvent) and Coasol® (low odour coalescing agent for paints).

We like to build partnerships with our customers and to work very closely with their technical teams to develop innovative solutions for operating challenges. We enjoy long term relationships on many levels with our customers and we pride ourselves on our integrity, customer focus and reliability, amongst many other attributes.

Advanced Specialties’ key technologies

Custom specialties’ key technologies

Discover all SEQENS business units

Any question, any need? Please feel free to contact us!

Our locations

R&D Center

Address ZI de Limay 2, 8 Rue de Rouen
78440 Porcheville

Phone +33 1 34 79 57 00

Market Pharmaceutical, Specialty Ingredients & Cosmetics

Mail ContactSeqensPCV@seqens.com

More information

Surface: 40, 000 m²

Lab surface: 2, 000 m²

Capabilities:

4 kilo-labs
2 cGMP pilot plants with 11 multipurpose reactors from 100 L to 2, 800 L (total capacity of 12 m³)
Temperature range: -15/+150°C (hastelloy reactor: -80/+200°C)
3 finishing rooms (agitated filter dryers, filters, dryers, milling and sieving equipments)

Flagship technologies:

Crystallization expertise and technologiesd(salt, co-crystal and polymorph screenings, process development)
Process Safety expertise and tecnologies
Flow chemistry for fine chemicals
Potent API process development
Genotoxic Impurities
Issue Management
Generic A.P.I Solid state expertise

Last inspection: ANSM October 2018

Certification: GMP

Number of scientists: 110

Other: Ecosystem Pharma with integrated services

Address 70 Allée Graham Bell
30000 Nîmes

Phone +33 4 66 70 64 64

Market Pharmaceutical, Specialty Ingredients & Cosmetics

Mail seqensrdnimesinfo@seqens.com

More information

Surface: 1, 000 m²

Lab surface: 500 m²

Capacities:

1 kilo-lab in fermentation (80 L total capacity)
Robotic platform for highthroughput screening (HTS)
Analytical platform for chromatography (GC, GC-MS, U-HPLC)

Flagship technologies:

Protein engineering
Microbiology aerobic & anaerobic
Syngas fermentation
Enzymes & strains fermentation
Biochemistry
Biocatalysis
Design of experiments (DoE)
Data mining

Number of scientists: 19

Headquarter

Address 21 Chemin de la Sauvegarde
69134 Ecully

Phone +33 4 26 99 18 00

Mail accueil@seqens.com

More information

Seqens Group headquarter
Essential Drug Substances headquarter
Solvent & Phenol Specialties headquarter
Acid & Derivatives headquarter

Manufacturing site

Address 15 Avenue des Frères Lumière
38300 Bourgoin-Jallieu

Business Line Contract Manufacturing & Fine Chemicals

Phone +33 4 74 93 63 33

Mail Accueil.bourgoin@seqens.com

More information

EcoVadis CSR Rating: Gold Certification

Address 725 rue Trotter
QC J3B8J8 Saint-Jean-sur-Richelieu

Business Line Electronics

Phone +1 450 348 09 01

Market Specialty Ingredients

Mail Maxime.Garayt@seqens.com

More information

Surface: 15, 500 m²

Lab surface: 200 m²

Flagship technologies:

Monomers and polymers Heterocycles
Polyphenol and azo dyes (with a low metal content)
Photo-active compounds (PAC) / photo-active generators (PAG)
Cyanine-based dyes
NOVOLAK and phenolic resins
Silicon chemistry (polysiloxane)
Anthracene derivatives (microelectronic grade)

Last inspections: ISO 9001 February 2019

Certifications:

ISO 9001
C-TPAT
Responsible Care

Number of scientists: 8

Address Route de Lassay
61410 Couterne

Business Line Lubbricant Additives, Fine Chemicals

Phone +33 2 33 37 50 20

Market Specialty Ingredients

Mail info.AS@seqens.com

More information

Surface: 120, 000 m²

Capabilities: 190 m³ of ISO 9001 reactors and kilo-lab

Flagship technologies: Most standard organic synthesis reactions (large volumes)

Certifications: ISO 9001

Address All Saints Refinery, Cargo Fleet Road, Cleveland,
TS3 6AF Middlesbrough

Business Line Solvent Recovery

Phone +44 1642 248555

Market Specialty Ingredients

Mail info.CS@seqens.com

More information

Surface: 68, 000 m²

Capabilities:

48 plate distillation column
18 plate distillation column
4 reaction vessels (316 L and Duplex 2205) of 25-30m³ capacity with distillation columns attached (6-30 plates)

Flagship technologies:

Primary Reactions

Esterification
Etherification
Epoxidation
Methylation/Methyl chloride capping
Quaternisation
Transeterification

Secondary reactions

Acetal formation
Acetylation
Aldol condensation
Alkylation
Diels-Alder
Hydrolysis
Isomerisation
Oxidation
Polymerisation

Solvent Recovery

Alcohols
Amines
Aromatic solvents
Esters
Glycols
Ketones
Organic acids

Certifications:

ISO 9001
ISO 14001

Packaging: Drumming and IBC filling facility

Address Road 11 CF Fertilizer Process Park
TS23 1PY Billingham

Business Line Specialty Ingredients

Phone +44 1642 248555

Market Cosmetic / Custom Manufacturing / Solvent Revovery / Own products

Mail info.CS@seqens.com

More information

Surface: 42, 000 m²

Capabilities:

4 reaction vessels (316 L and Duplex 2205) of 25-35 m³ capacity with associated distillation columns of 6-30 plates
Glass lined reaction vessel (14 m³)

Flagship technologies:

Primary Reactions

Esterification
Epoxidation
Methylation/Methyl chloride capping
Quaternisation
Transeterification

Secondary reactions

Acetal formation
Acetylation
Aldol condensation
Alkylation
Diels-Alder
Hydrolysis
Isomerisation
Oxidation
Polymerisation

Solvent Recovery

Alcohols
Amines
Aromatic solvents
Esters
Glycols
Ketones
Organic acids

Certifications:

ISO 9001
ISO 14001

Packaging: Drumming and IBC filling facility

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About

A wide range of Technologies & Expertise

Discover all SEQENS business units

Our locations

Porcheville

Nîmes Protéus by Seqens

Ecully

Advanced Specialties Bourgoin-Jallieu

Advanced Specialties Canada

Advanced Specialties Couterne

Custom Specialties Middlesbrough

Custom Specialties Billingham