1.Physical property
Appearance Colorless to amber thick liquid, acetic acid like aroma and pleasant. Shaanxi sour taste, spicy slightly sweet. Melting point 12 ~ 14℃, boiling point 164℃(decomposition), flash point 82℃. The relative density (d415) is 1.267. Soluble in water, ethanol and ether. Even if it contains trace impurities, it is easy to darken and decompose, so it is suitable for high purity sealed storage.
Natural products are found in saccharose fermentation broth and mint.
Melting point 11-12 °C(lit.)
Boiling point 165 °C(lit.)
Density 1.272 g/mL at 20 °C
Vapor pressure 1.72hPa at 25℃
FEMA2970
Refractive index n20/D 1.428(lit.)
Flash point 183 °F
Storage conditions 2-8°C
Solubility miscible with chloroform and methanol.
Acidity coefficient (pKa)2.39(at 25℃)
Form liquid
Color transparent Colorless to light yellow or amber
PH 1.2 (90g/l, H2O, 20℃)
Odor at 1.00 % in propylene glycol. sharp sour acetic caramellic
acidic flavor
JECFA Number936
Merck14, 8021
BRN506211
Stable and stable. Flammable. Incompatible with strong oxidant and alkali. Refrigerate.
InChIKeyLCTONWCANYUPML-UHFFFAOYSA-N
LogP - 1.24 -
The dissociation constant is 2.49 at 25℃
CAS DataBase 127-17-3(CAS DataBase Reference)
NIST Chemical Information Pyruvic acid(127-17-3)
2.Use
Use 1
It is the main raw material for the production of tryptophan, phenylalanine and vitamin B, the raw material for the biosynthesis of L-dopa, and the initiator of ethylene polymer
Use 2
Pyruvate is an intermediate of the fungicide thiamendam.
Use 3
GB 2760--1996 specifies the permissible use of spices for food.
Use 4
For organic synthesis and biochemical research.
Use 5
Biochemical studies, determination of primary and secondary alcohols, determination of aliphatic amines as chromogenic agents, determination of transaminases.
3.Our Advantages
1.We have high purity products, we will strictly control the quality, and we always insist on reasonable and flexible price to match the high quality.
2. Spot samples can be shipped quickly after payment, saving time for receiving goods.
3.Full experience of large numbers containers loading in Chinese sea port.
4. Have professional customs clearance capabilities and the best after-sales service.
4.Our Service
1.Cooperate with research institutions, we strictly control the process from raw material to finished product.
2.The customer comes first, we provide reasonable price, high quality product and prompt shipment.
3.We can send the goods to your delivery address directly. It is relatively safe and fast.
4.Quick and clear response to customers questions.
5.We could make our price discount if you place a substantial order with us.
6.Products can be packaged according to customer requirements.
5.FAQ
Q1: Can I get samples?
Answer: Of course you can. For most products, we can provide you with free samples, and the shipping costs should be borne by you.We also accept small quantities of 10g, 100g and 1kg orders to evaluate your quality of our products.
Q2: How to place an order for your product?
Answer: First let us know your requirements or applications. Secondly, we quote according to your request or our suggestion.Third, the customer confirms the samples and deposits for the form al order. We can offer discounts for large orders.
Q3: Can you tell us something about shipping?
Shipping can be DHL, UPS, TNT, EMS, Fedex, etc.
If you want to order in large quantities, you can do it by air or sea.
Transportation costs vary according to the mode of transportation and the country you are arriving in. You can tell me your country and mode of transportation, and we will give you the freight price as soon as possible.
Q4: How to make payment?
Payment method: T/T, L/C etc.
6.More details
China
