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High quality Guanine CAS 73-40-5 with Best Price raw material

3 Inquiries

Unit Price:

$60-75/MT FOB

Get Latest Price 

CAS No.:

73-40-5

Grade:

Pharmaceutical Grade

Content:

99%

Port:

shenzhen

Packaging:

1kg/bag;25kg/Cardboard Drum

Sample Available:

Yes

Price valid (until):

2026-12-05

Contact Supplier

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Xi'an Honest BioEngr Co.,Ltd.

Company Type:

Trader

Location:

China

Payment Terms:

TT against copy of documents,100% TT in advance

Average Lead Time:

30 days

Qualification:

Main Products:

Estradiol,Progesterone,GS441524,4-Butylresorcinol,DeoxyArbutin,Coenzyme Q10

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Product Details
Seller Information
Inquiry History

Description

Product Detail

Superiority

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address

1.High quality and competitive price.
2.Free sample for your evaluation.
3.Promptly delivery by well-reputed shipping lines.
4.Trial order is available for testing after samples.
5.We will inform you all the information at every stage in advance.
6.Packaging can gear to buyers' special request.

Our service

1. Reply your inquiry in 24 working hours.
2. Customized design is available. OEM are welcomed.
3. Exclusive and unique solution can be provided to our customer by our well-trained and professional engineers and
staff.
4. Professional factory: We are manufacturer, specializing in producing all kinds of herb extract for more than 10 years, competitive with good quantity.
5. As an honest seller, we always use superior raw material, advanced machines, skilled technicians to ensure our products to be finished in high quality and stable feature.

Shop Imatinib mesylate CAS 220127-57-1-Detailed Image 1

Shop Imatinib mesylate CAS 220127-57-1-Detailed Image 2

FAQ

1.: Are you a factory or trading company
We are the integration of factory and trade.

2.: How is the quality I want to test.
Before production and extraction, we will test all raw materials.Quality is our top priority.All products are strictly tested and confirmed by our QC and QA, approved by Third Party Lab in China.So you will be assured with Good Quality if you choose us. We welcome you test the product and hope to get your feedback.

3.: Can I get a Free sample
Yes,We can provide free samples.For most products we can provide you a free sample, You only need to pay for Shipping. Plesae be free to consult our salesman.
For a larger quantity, we always support you with better price, and we will have some discount in some especial days.

4. : What's your main payment method
T/T (Bank transfer), Wechat,Alipay,Credit card payment.

5. : Have you received my payment How long will it take
Generally, we can receive your payment the next day, and we will inform you as soon as we receive your payment.
After confirmation payment, we will send out package

6.:When will you sent out the goods after successful payment
Normally the order will be delivery within 1-3 days after the order confirmed, except the customized products.

7.:What modes of transportation do you have to choose
We cooperate with HKEMS, DHL, TNT, UPS, FEDEX, EMS, China Air Post ,sea transportation etc.
And with the SAFE SHIPPING in each country, you can receive the goods smoothly.It is fast and safe method.

8.:How long does it take to the goods arrived
It is Depending on your location:
For small order, please expect 5-7 days by DHL,UPS,TNT, FEDEX, HKEMS,Netherlands post.
For large order, please allow 5-8 days by Air, 20-35 days by Sea
At the same time, we have warehouses in Germany and California, and some orders can be sent directly from Germany or California.

9.:How is the goods packed
We usually send goods with disguise package outside and a double-layer sterile transparent bag inside.We have tried thousand of package methods, it looks serious and discreet.

10.: How can I get a discount
Our products have already given you a discount, and the price is favorable. Orders above $1,000 can enjoy 95% discount, transportation discount or additional sample products. Therefore, for larger quantities, we always support better prices.

11.: How to proceed order
Please Let me konw the product you are looking for,quantity and the destination country wihch help me to give you a right price;
After you confirm all details of order, pay money in advance and give us Shipping address.We arrange the shipment at first time after receive payment and offer after-sales service after you receive parcel.

12.:When will I receive the shipping number Where I can check status of my order
After the goods are sent out, our staff will send you the shipping number via email, online or WhatsApp ASAP.You can also check the status online on 17track.

13.:Is a signature required for the shipping?
Our shipping method requires no signature from your side upon delivery.

ECHEMI Editorial Reference

Guanine is one of the fundamental components of nucleic acids (DNA and RNA). Guanine is a purine derivative, consisting of a fused pyrimidine-imidazole ring system with conjugated double bonds.
Solid
Guanine is a 2-aminopurine carrying a 6-oxo substituent. It has a role as a human metabolite, an algal metabolite, a Saccharomyces cerevisiae metabolite, an Escherichia coli metabolite and a mouse metabolite. It is a purine nucleobase, an oxopurine and a member of 2-aminopurines. It derives from a hydride of a 9H-purine.|Guanine is a purine base that is a constituent of nucleotides occurring in nucleic acids.

Basic Info

Product Name:

Guanine

Other Name:

6H-Purin-6-one,2-amino-1,9-dihydro-;Guanine;6H-Purin-6-one,2-amino-1,7-dihydro-;2-Amino-1,9-dihydro-6H-purin-6-one;C.I. 75170;2-Aminohypoxanthine;C.I. Natural White 1;Hypoxanthine,2-amino-;Pearl Essence;Stella Polaris;2-Amino-6-hydroxypurine;2-Amino-6-hydroxy-1H-purine;Guanine enol;Dew Pearl;Naturon;Guanin;Mearlmaid;Natural Pearl Essence;Natural White 1;Mearlmaid AA;9H-Guanine;2-Amino-6,7-dihydro-1H-purin-6-one;2-Imino-2,3-dihydro-1H-purin-6-ol;2-Amino-6,7-dihydro-3H-purin-6-one;2-Amino-1H-purin-6(7H)-one;2-Amino-9H-purin-6-ol;2-Amino-3,7-dihydropurin-6-one;2-Amino-6,9-dihydro-3H-purin-6-one;2-Amino-1,9-dihydro-purin-6-one;2-Amino-6,9-dihydro-1H-purin-6-one;492-33-1;8039-79-0;11006-44-3;15986-36-4;37432-34-1;54435-87-9;69257-39-2;158475-99-1;66224-64-4;929247-29-0;934585-79-2;936902-27-1

CAS No.:

73-40-5

Molecular Formula:

C5H5N5O

InChIKeys:

InChIKey=UYTPUPDQBNUYGX-UHFFFAOYSA-N

Molecular Weight:

151.13

Exact Mass:

151.13

BRN:

9680

EC Number:

200-799-8

UNII:

5Z93L87A1R

DSSTox ID:

DTXSID9052476

NCI Thesaurus Code:

C532

Color/Form:

SEVERAL DESMOTROPIC FORMS; USUALLY AMORPHOUS|SMALL RHOMBIC CRYSTALS BY SLOW EVAPORATION OF AQ SOLN CONTAINING LARGE EXCESS OF AMMONIA|NEEDLES OR PLATES FROM AMMONIUM HYDROXIDE

HScode:

29335990

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

96.2

XLogP3:

-1

Appearance:

White to cream Powder

Density:

2.2±0.1 g/cm3

Melting Point:

360 °C (decomp)

Boiling Point:

591.4ºC at 760 mmHg

Flash Point:

293.4±27.9 °C

Refractive Index:

2.047

Water Solubility:

Practically insoluble in water;1 M NaOH: 0.1 M at 20 °C, clear, colorless

Storage Conditions:

2-8°C

Dissociation Constants:

B: 6.09X10-4; A: 1.19X10-10 @ 40 °C

Collision Cross Section:

133.55 Å² [M+H]+ [CCS Type: DT, Method: stepped-field]|124 Å² [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine]|129.9 Å² [M+H]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|136 Å² [M+K]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|137.8 Å² [M+Na]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|131 Å² [M+H]+

Experimental Properties:

MANY COMPD WITH ACIDS, BASES & METALS HAVE BEEN PREPARED

See More Guanine Properties 

Hazard Identification

Classification of the substance or mixture

Skin irritation, Category 2

Eye irritation, Category 2

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Warning
Hazard statement(s)	H315 Causes skin irritation H319 Causes serious eye irritation
Prevention	P264 Wash ... thoroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
Response	P302+P352 IF ON SKIN: Wash with plenty of water/... P321 Specific treatment (see ... on this label). P332+P317 If skin irritation occurs: Get medical help. P362+P364 Take off contaminated clothing and wash it before reuse. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Storage	none
Disposal	none

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 Guanine Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Estradiol,Progesterone,GS441524,4-Butylresorcinol,DeoxyArbutin,Coenzyme Q10

Location:
XINYUAN DADUHUI PHASE 1, NO.258 TAOYUAN NORTH ROAD, LIANHU DISTRICT, XI 'AN , SHAANXI CHINA

Payment Terms:
TT against copy of documents,100% TT in advance

Average lead Time:
30 days

Total Annual Revenue:
$2.5 million-$5 million

Total Employees:
11-50

Year of Establishment:
2023

Company Profile

Inquiry History

3 Inquiries

Country	Product	Purchase Quantity	Date Posted
Australia	Guanine	10 G	Dec 30, 2025
Australia	Guanine	10 G	Dec 30, 2025
Germany	High Purity Guanine,2-Aminohypoxanthine, Mearlmaid, Pearl essence 98% Powder 73-40-5	1 KG	Feb 27, 2024

Post an enquiry for this product

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High quality Guanine CAS 73-40-5 with Best Price raw material

Product Details

Seller Information