UV-320 CAS 3846-71-7

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UV-320 is an efficient light stabilizer widely used in plastics and other organic compounds, including unsaturated polyester, PVC, PVC plasticizers, etc. It is used in polyurethane, polyamide, synthetic fibers, especially in the application of resins with polyester and epoxy
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Model:
3846-71-7
Brand:
bosschem
Code:
3846-71-7

Product Description

UV-320 Basic information
Product Name:	UV-320
CAS:	3846-71-7
MF:	C20H25N3O
MW:	323.43
EINECS:	223-346-6
Product Categories:
Mol File:	3846-71-7.mol

UV-320 Chemical Properties
Melting point	152-154°C
Boiling point	444.0±55.0 °C(Predicted)
density	1.10±0.1 g/cm3(Predicted)
Fp	215°C
storage temp.	2-8°C
solubility	Chloroform (Slightly), Methanol (Slightly)
pka	9.41±0.48(Predicted)
form	Solid
color	White to Off-White
InChI	InChI=1S/C20H25N3O/c1-19(2,3)13-11-14(20(4,5)6)18(24)17(12-13)23-21-15-9-7-8-10-16(15)22-23/h7-12,24H,1-6H3
InChIKey	LHPPDQUVECZQSW-UHFFFAOYSA-N
SMILES	C1(O)=C(C(C)(C)C)C=C(C(C)(C)C)C=C1N1N=C2C=CC=CC2=N1
CAS DataBase Reference	3846-71-7(CAS DataBase Reference)
EPA Substance Registry System	Phenol, 2-(2H-benzotriazol-2-yl)-4,6-bis(1,1-dimethylethyl)- (3846-71-7)

UV-320 3846-71-7 Synthetic fiber light stabilizer Paint ultraviolet screening agent Printing ink weatherability improver Photographic material anti-ultraviolet additive Food contact plastic additive Industrial coating ultraviolet absorber

Our Advantages

Specifications & technical advantages:
Higher main content and lower impurity levels; batch-to-batch stability; better solubility, particle size, and flowability, facilitating downstream processes.
Quality system advantages:
Certification list - ISO 9001, REACH registration number, FDA, Kosher, Halal; each batch comes with a COA, supporting third-party testing (SGS, etc.); full traceability.
Supply chain advantages:
Own factory/integrated production; annual production capacity is at full capacity, with plans to expand production; some stock is available for immediate delivery; delivery time is clear.

Transportation

Packaging & Loading

25 kg bags with inner PE liner, 40 bags per pallet (1 MT), shrink-wrapped and fumigation-free; 20 MT per 20' FCL, 28 MT per 40' HQ.

Shipping

Sea freight is recommended for bulk orders (30–40 days to Europe/US); samples ship via DHL/FedEx within 3–7 days. Available terms: FOB Qingdao / CIF / DDP.

Dangerous goods

Classified as UN, Class, Packing Group; we provide full DG documentation and comply with IMDG for all ocean shipments.

Documents

Commercial invoice, packing list, bill of lading, COA, SDS, and certificate of origin are included with every shipment.

UV-320 CAS 3846-71-7

Our Advantages

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