Ethyl 4′-hydroxy-3′-methoxycinnamate


4-(Benzyloxy)phenol paramete

CAS No.: 103-16-2
MF: C13H12O2
Place of Origin: Shandong,China
Grade Standard: Medicine Grade
Brand Name: LOOK
Purity: 99%min
MF:: C13H12O2
Appearance: White crystalline powder
Certificates:: ISO
Total Plate Count: 10000/g Max
Other Names: Monobenzone powder
EINECS No.: 203-083-3
Type: Anti-Allergic Agents
Usage: Animal Pharmaceuticals
Model Number: Monobenzone powder
Other Names:: Monobenzone powder
EINECS No.:: 203-083-3
Shelf Life:: 2 years
Heavy metal: Pb<2.0 ppm ;As<1.0 ppm;Cd<1.0 ppm;Hg<0.1ppm
Yeast & Mould: 100/G max


Item Specification Results
Appearance White Powder Conforms
Odor Characteristic Conforms
Identification Assay (Test by HPLC) Loss on Drying Identical to sample >99% ≤1.0% Conforms 99.98% 0.38%
Ash ≤3.0% 0.61%
Lead (Pb) ≤3.0mg/kg 2.2
Arsenic (As) ≤2.0mg/kg 1.6
Cadmium (Cd) ≤1.0mg/kg 0.5
Mercury (Hg) ≤0.1mg/kg 0.06
Total Plate Count ≤1000cfu/g Conforms
Yeast&Mold ≤100cfu/g Conforms
E.Coli. Negative Conforms
Salmonella Negative Conforms


(1)Monobenzone is the monobenzyl ether of hydroquinone. Monobenzone occurs as a white, almost tasteless crystalline powder, soluble in alcohol and practically insoluble in water.

(2)Monobenzone is a compound used as a topical drug for medical depigmentation. The topical application of monobenzone in animals decreases the excretion of melanin from melanocytes. The same action is thought to be responsible for the depigmenting effect of the drug in humans. Monobenzone may cause destruction of melanocytes thus, bringing about permanent dipigmentation in vitiligo patients.

(3)Monobenzone is the monobenzyl ether of hydroquinone. Monobenzone powder can be compounded to make a depigmenting cream. It is used to whiten patchy skin and create and even skin tone that is pale and smooth.

(4)Monobenzone USP, is a strong depigmentation agent, used to treat the patients suffering from vitiligo.

(5)Monobenzone 20% ointment is used specifically for vitiligo.

Product service

1. Certificate Of Analysis (COA)

2. Material Safety Data Sheet (MSDS)

3. Route of synthesis (ROS)

4. Method of Aanlysis (MOA)

5. Nuclear Magnetic Resonance (NMR)

6. Packing pictures and loading video before loading

7. Free Sample

8. Factory audit


Pre-Sales Service

* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.

After-Sales Service

*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.


Q1: Do you accept sample order?
A:  We will make samples before mass production, and after sample approved, we'll begin mass production. Doing 100% inspection during production, then do random inspection before packing.
Q2:  What is our advantage?
A : The series of natural extracted product are all self-developed, produced and tested. Mature production technology, strict cost control, and perfect quality assurance system, ensure the product stability and competitive price.
Q3: What’s your MOQ?
A :  Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q4: Do you supply product report?
A : Yes. We'll give you product analysis report before shipping.
 Q5: Is there a discount?
A :  Different quantity has different discount.
Q6: Can we visit your factory?
A :  Yes. Welcome to visit.
Q7: How to confirm the Product Quality before placing orders?
A :  You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.


Hydroquinone Monobenzyl Ether should be kept in cool and dry places, kept away from strong light.


1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.


1. 1kg/aluminium foil bag, with two plastic bags inside.

2. 25kg/fiber drum, with two plastic bags inside. Size: ID42cm×H52cm, 0.08m3/Drum; Gross Weight: 28kg.

Delivery detail

   [Delivery] 5 working days after payment.

4-(Benzyloxy)phenol picture

Packaging and shipping

Honor Certificate

Professional team