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Pseudolaric Acid B;

Unit Price:

$10/G EXW

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CAS No.:

82508-31-4

Grade:

Pharmaceutical grade

Content:

99%

Brand:

PNQ

Packaging:

bag

Price valid (until):

2028-05-22

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Wuhan Pnq Int Trade Co., Ltd

Company Type:

Trader

Location:

China

Qualification:

Main Products:

Apigenin,PQQ,NMNH

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Product Description
Seller Information

Description

Q1: What's your MOQ?

A:It depends on different products,we can accept sample order or provide free sample for your test.

Q2:How about delivery leadtime?

A:Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)

Q3: Is there a discount?

A:Different quantity has different discount.

Q4:How to start orders or make payments?

A:Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T.

Q5: How do you treat quality complaint?

A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.

Q6:We don't know you at all, how can we trust you?

A: You are always warm welcomed to visit us at any time.Before we start B2B, MIC has audited our company on-spot and approved our credit.Commitment is the No.1 Point of our Enterprise's Value.

Q7:Do you test all your goods before delivery?

A:Yes, we have 100% test before delivery,International Authorized Third-Party Test for the products if you need are highly welcomed.

Certificates

Basic Info

Product Name:

Pseudolaric acid B

Other Name:

1H-4,9a-Ethanocyclohepta[c]pyran-7-carboxylic acid,4a-(acetyloxy)-3-[(1E,3E)-4-carboxy-1,3-pentadien-1-yl]-3,4,4a,5,6,9-hexahydro-3-methyl-1-oxo-,7-methyl ester,(3R,4S,4aS,9aR)-;1H-4,9a-Ethanocyclohepta[c]pyran-7-carboxylic acid,4a-(acetyloxy)-3-(4-carboxy-1,3-pentadienyl)-3,4,4a,5,6,9-hexahydro-3-methyl-1-oxo-,7-methyl ester,[3R-[3α(1E,3E),4α,4aα,9aα]]-;1H-4,9a-Ethanocyclohepta[c]pyran-7-carboxylic acid,4a-(acetyloxy)-3-[(1E,3E)-4-carboxy-1,3-pentadienyl]-3,4,4a,5,6,9-hexahydro-3-methyl-1-oxo-,7-methyl ester,(3R,4S,4aS,9aR)-;Pseudolaric acid B;NSC 615488;Pseudolarix acid B;(-)-Pseudolaric acid B;O-Acetylpseudolaric acid C

CAS No.:

82508-31-4

Molecular Formula:

C23H28O8

InChIKeys:

InChIKey=VDGOFNMYZYBUDT-YDRCMHEVSA-N

Molecular Weight:

432.46

Exact Mass:

432.46

Color/Form:

White to off-white powder or crystals|Solid

HScode:

29329990

Categories:

Lignans

Characteristics

PSA:

116.20000

XLogP3:

2.78

Appearance:

white to off-white

Density:

1.3±0.1 g/cm3

Melting Point:

143-144 °C

Boiling Point:

613.8±55.0 °C at 760 mmHg

Flash Point:

208.8±25.0 °C

Refractive Index:

1.565

Water Solubility:

methanol: soluble1mg/mL, clear, colorless

Storage Conditions:

2-8°C

Vapor Pressure:

2.0X10-11 mm Hg at 25 °C (est)

Dissociation Constants:

pKa = 4.14 (est)

See More Pseudolaric acid B Properties 

Hazard Identification

Classification of the substance or mixture

Acute toxicity - Category 3, Oral

Reproductive toxicity, Category 2

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Danger
Hazard statement(s)	H301 Toxic if swallowed H361 Suspected of damaging fertility or the unborn child
Prevention	P264 Wash ... thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P203 Obtain, read and follow all safety instructions before use. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
Response	P301+P316 IF SWALLOWED: Get emergency medical help immediately. P321 Specific treatment (see ... on this label). P330 Rinse mouth. P318 IF exposed or concerned, get medical advice.
Storage	P405 Store locked up.
Disposal	P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

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 Pseudolaric acid B Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Apigenin,PQQ,NMNH

Location:
Room 1006, Building C6, Economic Development Wanda, Caidian District, Wuhan City, Hubei Province

Payment Terms:
100% TT in advance

Average lead Time:
30

Total Annual Revenue:
Less than $1 million

Total Employees:
5-10

Year of Establishment:
2021

Wuhan PNQ trade located in Wuhan, China, is an innovative natural products manufacturer and supplier that offers raw powders as dietary ingredients, food and beverage additives, sports nutrition supplements.
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