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Trimethyl Ortho Formate, TMOF, CAS No. 149-73-5

Product Description



Product Name :  Trimethyl Ortho Formate, TMOF, CAS No. 149-73-5

Alias: Trimethoxymethane 

CAS No.:149-73-5 

Molecular Formula:C4H10O3 

Molecular weight:106.12 

Properties: colorless transparent liquid, with odor of ester. Boiling point 103 -105 oC, Relative Density 0.9676(20/4 oC), Refractive index 1.3773 (2.5 oC), Flash point 15 oC, soluble in ethanol and ether and decomposable in water. 

Quality Index: standard of domestic enterprise:


Item name



colorless & transparent liquid

content %:≥


Methyl Formate%:≤


Methanol %:≤




Product Package: plastic drum or galvanized iron drum, net weight 200kgs per drum. 

Product Storage: carriage of dangerous goods, Guard Against Fire.

Package Class:Ⅱ. 

Functions: Organic synthetic intermediate. It can produce vitamin B1, bactericide and sulfanilamide agent, or used as dehydrant of PU and epoxy resin, it also can be used in the synthesis of flavor. 

UN NO.:3272


Packaging & Shipping


Company Information

Labeyond Chemicals Co., Ltd. is a China-based supplier specializing in chemicals and technology import and export for years.

Established by well-experienced management, Mr Hunter Guo, Labeyond’s main business categories include APIs and Intermediates, Personal Care and Cosmetic Ingredients, Bulk Vitamins and Industrial Chemicals. Core products such as antibiotics, steroid hormones, antiseptic, UV absorbers, hair dyes and cable insulation materials are major and regular contribution to our turnover.

Our Enterprise Vision: To be a respected supplier from China, and a Preferred Source of Procuring Chemicals.

Our Enterprise Value: Commitment; Positive; Enterprising; Gratefulness.




There is no any quality claim after sale, how do you make it?

1. Our staff are all experienced and with chemistry related major background, they will study and confirm what EXACT PRODUCT YOU NEED!

2. Free sample or Pre-shipment sample are available for NEW Project of NEW customers before commercial purchasing.

3. Third Party Inspection like SGS can be arranged according to requirement.

4. On-Spot QC in our APPROVED associated production bases with necessary certification like GMP, ISO etc.

5. Routine PLANT AUDIT by techniques from us or customers.


How can you guarantee the quality we receive is same as the sample or specification?

1. Third Party like CIQ, SGS inspection before shipment upon request.

2. In Case of PSS we will hold the cargo until approval from customer side.

3. We have clear and detailed quality clause in contract with manufacturer, if any discrepancy of quality/quantity, they will take responsibility.




I put order and pay to you, how do you pack and deliver my cargo to me?

We have strict training process about SOP of Packing and Shipping.

Detailed SOP profile is available for different mode like Safe Cargo and Dangerous Cargo by

Sea, Air, Van or even Express Shipment.


How to do if my cargo fell into the sea?

That won’t happen. Haha.

If that happened, you are very lucky, you can claim a big money with the Insurance

Company, we always put Insurance on half of you before shipment.


I need the material urgently, hurry! Hurry!ok?

Let’s pray you will receive the cargo in a wink.Joking!

Don’t worry, Fast and On-time delivery are the key concerns in our mind. We always book

shipment through reputed liner even their charge are higher to us.




Will your company be missing after we pay you in advance?

We do chemicals in life! We will never get missing.


Is there a solution? That our payment are safe, and shipment proceed on time?

You can use Trade Assurance Service by Alibaba Group. Pls refer to the link for more



We don’t know you at all, how can we trust you?

You are always warm welcomed to visit us at any time.

Before we start B2B, Alibaba has audited our company on-spot and approved our credit.

Commitment is the No.1 Point of our Enterprise’s Value.



Contact us if you need more details on Trimethyl Ortho Formate. We are ready to answer your questions on packaging, logistics, certification or any other aspects about TMOF、149-73-5. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Industrial Organics > Aroma Organics

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