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Ecamsule Terephthalylidene Dicamphor Sulfonic Acid

Name: Ecamsule Terephthalylidene Dicamphor Sulfonic Acid
Brand: ONERBIO
SKU: pr2212232106
Price: 14.85 USD
Availability: InStock

1 Inquiries

Unit Price:

$14.85-17.82/KG EXW

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CAS No.:

92761-26-7

Grade:

Pharmaceutical Grade

Content:

99%

Port:

Shanghai, Beijing

Brand:

ONERBIO

Packaging:

25kg/drum

Sample Available:

Yes

Price valid (until):

2026-10-07

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Wuhan Oner Biotech Co.,Ltd.

Company Type:

Distributor

Location:

China

Payment Terms:

TT against copy of documents

Average Lead Time:

5 days

Qualification:

Main Products:

Nutrition supplement material,Pharmaceutical raw material,Chemical raw material

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Product Description
Seller Information
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Inquiry History

Description

Name: Ecamsule

INCI Name: Terephthalylidene Dicamphor Sulfonic Acid

CAS#: 92761-26-7

Molecular formula: C28H34O8S2

Molecular formula: 562.695

Appearance: White powder

CERTIFICATE OF ANALYSIS
Items	Quality Standard	Results
Appearance	White to off-white crystalline powder	Conforms
Purity	≥99.5%	99.787%
Hydroquinone PPM	Negative	Negative
Melting point ℃	202-207	204.7-205.5
Specific rotation °	(a)20D=+174.0°~ +186.0°	+179.45°
Solubility	Soluble in water slightly soluble in ethanol	Conforms
Residue on ignition	≤0.5%	0.02%
Loss on drying	≤0.5%	0.13%
PH	5.0~7.0	6.2
Heavy metals(Pb)	≤10ppm	Conforms
Arsenic	≤2ppm	Conforms
Total Plate Count(CFU/g)	≤100	Conforms
Yeast and Mold(CFU/g)	≤50	Conforms
E.Coliforms(CFU/g)	Negative	Conforms
Staphylococcus aureus(CFU/g)	Negative	Negative
P.aeruginosa(CFU/g)	Negative	Negative
Conclusion	The product conforms to In-house standard

Ecamsule is a kind of water organic sunscreen, the absorption spectrum is 290-390nm and when the UV is 345nm can reach the highest absorption peak. Ecamsule be added to many sunscreen to play a role in filtering out UVA, is currently out of UVA one of the most effective chemical composition, but also absorb some UVB.

ECHEMI Editorial Reference

Ecamsule is a monoterpenoid.

Basic Info

Product Name:

Ecamsule

Other Name:

Bicyclo[2.2.1]heptane-1-methanesulfonic acid,3,3′-(1,4-phenylenedimethylidyne)bis[7,7-dimethyl-2-oxo-;3,3′-(1,4-Phenylenedimethylidyne)bis[7,7-dimethyl-2-oxobicyclo[2.2.1]heptane-1-methanesulfonic acid];Terephthalylidene-3,3′-dicamphor-10,10′-disulfonic acid;Mexoryl SX;Ecamsule;3,3′-(1,4-Phenylenedimethine)bis(7,7-dimethyl-2-oxo-bicyclo[2.2.1]heptane-1-methanesulfonic acid;1,4-Di(2-oxo-10-sulpho-3-bornylidenemethyl)benzene;1,4-Di(2-oxo-10-Sulfo-3-bornylidenemethyl)Benzene;89666-59-1;90457-82-2;191226-60-5

CAS No.:

92761-26-7

Molecular Formula:

C28H34O8S2

InChIKeys:

InChIKey=HEAHZSUCFKFERC-UHFFFAOYSA-N

Molecular Weight:

562.7

Exact Mass:

562.69

EC Number:

410-960-6

Color/Form:

Solid

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

159.64000

XLogP3:

1.35

Density:

1.4±0.1 g/cm3

Melting Point:

255° (dec)

Refractive Index:

1.631

Water Solubility:

In water, 0.1507 mg/L at 25 °C (est)

Storage Conditions:

Precautions for safe handling: Avoid formation of dust and aerosols. Provide appropriate exhaust ventilation at places where dust is formed.

Vapor Pressure:

6.28X10-23 mm Hg at 25 °C (est)

Henrys Law Constant:

Henry's Law constant = 2.07X10-23 atm-cu m/mol at 25 °C (est)

Dissociation Constants:

pKa = 1.99 /sulfuric acid moiety/

See More Ecamsule Properties 

Hazard Identification

Classification of the substance or mixture

Serious eye damage, Category 1

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Danger
Hazard statement(s)	H318 Causes serious eye damage
Prevention	P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
Response	P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P317 Get medical help.
Storage	none
Disposal	none

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More Ecamsule Safety Data Sheet 

Seller Information

Business Type:
Distributor

Main Products:
Nutrition supplement material,Pharmaceutical raw material,Chemical raw material

Location:
Changqing 5th Road, Jianghan District

Payment Terms:
TT against copy of documents

Average lead Time:
5 days

Total Annual Revenue:
$1 million-$2.5 million

Total Employees:
5-10

Year of Establishment:
2020

Wuhan Oner Biotech Co.,Ltd. located in the popular city of Wuhan, specilize in producing and developing pharmaceutical & its intermediates, Cosmetics Raw Material and Intermediate, food additive, Plant extracts,and in distributing the products of our own company. We serves our clients by supplying high-quality.These products are manufactured in ISO 9001 certified plants and have continuously been passing quality inspection by CIQ (China Entry & Exit Inspection and Quarantine Bureau),100% pass rate. Our company has professional staff who deal with chemical R&D and scientific management, and holds several sets of analyzing instruments with high efficiency and high sensitivity, such as HPLC, GC and Spectrophotometer. We have professional sales team, focus on quality and service, and we have achieved excellent performance over the years. Our company is committed to the development of international market , the products are mainly exported to many countries and regions, such as Europe, America, South-east Asia, the Middle East and Africa etc. With constant efforts and good service, We sincerely hope to establish long-term cooperation and common development with our customers.
Weekly Price

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Inquiry History

1 Inquiries

Country	Product	Purchase Quantity	Date Posted
China	TDSA/Ecamsule	500 KG	May 22, 2026

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Ecamsule Terephthalylidene Dicamphor Sulfonic Acid

Product Description

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