3,4,5-Trimethoxybenzaldehyde paramete

CAS No.: 86-81-7
MF: C10H12O4
Place of Origin: China
Purity: 99%
Model Number: 11
Appearance: White to yellowish acicular crystals
Appearence: White to yellowish acicular crystals
Boiling point: 163-165 °C10 mm Hg(lit.)
Other Names: TMBA
EINECS No.: 201-701-6
Type: Pharmaceutical Intermediates, Syntheses Material Intermediates
Brand Name: LOOK
Application: Pharmaceutical intermediates
Product name: 3,4,5-Trimethoxybenzaldehyde
Melting point: 72-74 °C(lit.)


Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug
Standard Medical standard
Shelf life 2 years
Storage should be stored in a well-closed container at low temperature, keep away from moisture, heat and light.
Test Item Standard: USP
Identification IR spectrum similar to that of RS
  HPLC retention time similar to that of RS
Related substance Total impurities: NMT0.3%
  Single impurity: NMT0.1%
Heavy metals NMT 10ppm
Loss on drying NMT0.5%
Residue on ignition NMT0.1%
Assay 98.5%-101.0%


1.Used to synthesize antibacterial synergistic drug trimethoprim

2.It is used as an important intermediate of sulfonamide synergist and antimicrobial synergist TMP.

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: Can I get some samples?
A:   Yes, we can supply the free sample, but the shipping cost be paid by customers.
Q2:  How to start orders or make payments?
A :  PI will be sent first after confirmation of order,enclosed our bank information.Payment  by  T/T, Western Union LC,Alibaba trade assurance ,Moneygram.
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: How about delivery leadtime?
A :  Delivery lead time: About 3-5 days after payment confirmed.(Chinese holiday not included)
 Q5: Is there a discount?
A :  Different quantity has different discount.
Q6: How to contact us ?
A :  You can chat with us by Trademanager,MSN&Skype Online. You can choose your interested products and send inquiry to us. You can dial our telephone directly, you will get our reply. Send Email to us.
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.


Suitable for
By Express
3-10 days
<50 kg
Door to door
By Air
3-7 days
>50 kg
Lower than Express
Airport to airport
By Sea
7-45 days
>300 kg
Port to port


The products use polyethylene or polyethylene plastic buckets, plastic box packaging, net weight of a barrel the net weight of 200 kg or 1,000 kg per case, should be to prevent the transport of frozen and the sun.

The goods should avoid high temperatures below freezing and storage, the most appropriate storage temperature (5-25) °C, the goods comply with the above conditions, the production date, valid for a period of two months, if more than storage period can be recheck indicators, the results meet the standards can still be used.

Delivery detail

We can offer the complete package from concept to delivery; arranging everything up until products arrive at your own door or distribution hub.

Delivery can be offered.

- Utilizing your own freight-forwarder

- FOB to a port in China

- CIF to a port near you

Whether you have your own freight-forwarder or you would like to organize shipment; whether you require delivery FOB in China or CIF to a port near you, we are glad to quote and supply whichever way you choose. Please feel free to discuss all options with us.

3,4,5-Trimethoxybenzaldehyde picture

Packaging and shipping

Honor Certificate

Professional team