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Get 99% pure L-Histidine CAS 71-00-1 for the best price

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CAS No.:

71-00-1

Grade:

Pharmaceutical Grade

Content:

99%

Port:

shenzhen

Packaging:

1kg/bag;25kg/Cardboard Drum

Sample Available:

Yes

Price valid (until):

2026-04-04

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.

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

White crystalline or crystalline powder,odorless,slightly bitter taste. Melting and decomposition at about 277~288 ℃. The imidazole and metal ions are easy to form complex salt. Dissolve in water (4.3g/100ml, 25 ℃), very difficult to dissolve in ethanol, insoluble in ether.
It is commonly used for its hydrochloride, because of minimal solubility and other reasons.
Solid|White crystals or crystalline powder; odourless
L-histidine is the L-enantiomer of the amino acid histidine. It has a role as a nutraceutical, a micronutrient, a Saccharomyces cerevisiae metabolite, an Escherichia coli metabolite, a human metabolite, an algal metabolite and a mouse metabolite. It is a proteinogenic amino acid, a histidine and a L-alpha-amino acid. It is a conjugate base of a L-histidinium(1+). It is a conjugate acid of a L-histidinate(1-). It is an enantiomer of a D-histidine. It is a tautomer of a L-histidine zwitterion.|An essential amino acid that is required for the production of histamine.|Histidine is a semi-essential amino acid (children should obtain it from food) needed in humans for growth and tissue repair, Histidine is important for maintenance of myelin sheaths that protect nerve cells and is metabolized to the neurotransmitter histamine. Histamines play many roles in immunity, gastric secretion, and sexual functions. Histidine is also required for blood cell manufacture and protects tissues against damage caused by radiation and heavy metals. (NCI04)|An essential amino acid that is required for the production of HISTAMINE.

Basic Info

Product Name:

L-Histidine

Other Name:

L-Histidine;Histidine,L-;Histidine;1H-Imidazole-4-propanoic acid,α-amino-,(S)-;(S)-4-(2-Amino-2-carboxyethyl)imidazole;Glyoxaline-5-alanine;L-(-)-Histidine;(S)-Histidine;(S)-α-Amino-1H-imidazole-4-propanoic acid;1H-Imidazole-4-alanine,(S)-;L-Alanine,3-(1H-imidazol-4-yl)-;NSC 137773;(2S)-2-Amino-3-(1H-imidazol-4-yl)propanoic acid;8: PN: EP2878667 TABLE: 5 claimed sequence;(S)-2-Amino-3-(1H-imidazol-4-yl)propanoic acid;(2S)-2-Azaniumyl-3-(1H-imidazol-5-yl)propanoate;(2S)-2-Amino-3-(1H-imidazol-4-yl)propanoic acid;124: PN: WO2020191245 SEQID: 252 claimed protein;103: PN: WO2021061872 SEQID: 103 claimed protein;150-35-6;7006-35-1;35479-49-3;35558-59-9;45955-20-2;54166-13-1;736075-03-9;155304-24-8

CAS No.:

71-00-1

Molecular Formula:

C6H9N3O2

InChIKeys:

InChIKey=HNDVDQJCIGZPNO-YFKPBYRVSA-N

Molecular Weight:

155.15

Exact Mass:

155.15

BRN:

4673585

EC Number:

200-745-3

UNII:

4QD397987E

DSSTox ID:

DTXSID9023126

NCI Thesaurus Code:

C29597

Color/Form:

Needles or plates|COLORLESS

HScode:

29332990

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

XLogP3:

-3.2

Appearance:

White to off-white or pale yellow powder

Density:

1.3092 (rough estimate)

Melting Point:

287 °C (decomp)

Boiling Point:

278.95°C (rough estimate)

Flash Point:

282ºC

Refractive Index:

1.731

Water Solubility:

H2O: 41.6 g/L (25 ºC)

Storage Conditions:

Store at RT.

Toxicity:

LD50 orally in Rabbit: > 5110 mg/kg

Specific rotation:

12.4 º (c=11,6N HCl)

Taste:

Sweet

PKA:

2.76(at 0 °C)

Dissociation Constants:

2.76 (at 0 °C)|pK1'= 1.78; pK2'= 5.97; pK3'= 8.97|pKa = 2.76 @ 0 °C

Collision Cross Section:

131.9 Å² [M+H]+ [CCS Type: DT, Method: single field calibrated with Agilent tune mix (Agilent)]|132.41 Å² [M+H]+ [CCS Type: DT, Method: stepped-field]|131.47 Å² [M-H]- [CCS Type: DT, Method: stepped-field]|127 Å² [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine]|131.7 Å² [M+H]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|132.1 Å² [M+H]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|134.6 Å² [M+Na]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|134.8 Å² [M+Na]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|128.1 Å² [M-H]- [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|128.5 Å² [M-H]- [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|130.01 Å² [M-H]- [CCS Type: DT, Method: stepped-field]|132.74 Å² [M+H]+ [CCS Type: DT, Method: stepped-field]|135.48 Å² [M+Na]+ [CCS Type: DT, Method: stepped-field]|128.9 Å² [M-H]-

Experimental Properties:

Softens @ 277 °C|Rhombic crystals (also forms a monohydrate) /L-histidine monohydrochloride/; rhombic crystals, isomorphous with the mono-HCl /L-histidine dihydrochloride/|UV: 11479 (Sadtler Research Laboratories Spectral Collection) /dl-Histidine/

See More L-Histidine Properties 

Hazard Identification

Classification of the substance or mixture

Not classified.

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	No symbol.
Signal word	No signal word
Hazard statement(s)	none
Prevention	none
Response	none
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 L-Histidine 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

14 Inquiries

Country	Product	Purchase Quantity	Date Posted
Egypt	L- Histidine	1.00 KG	Apr 29, 2026
India	L-Histidine	1.00 KG	Oct 14, 2026
India	L-Histidine	25.00 KG	Aug 28, 2026
Bangladesh	L-Histidine	50.00 KG	Jul 30, 2026
India	L-Histidine	1 MT	Apr 23, 2025
India	L-Histidine	100.00 KG	Sep 7, 2026
India	L-Histidine	300.00 KG	Sep 4, 2026
India	L-Histidine	1 G	Jan 14, 2026
Slovenia	L-HISTIDINE	400 KG	Jan 9, 2026
Greece	HISTIDINE (His, H)	700.00 KG	Sep 24, 2025
Egypt	L-Histidine	250 KG	Apr 22, 2024
Egypt	carbo cysteine	100.00 KG	Jun 22, 2026
Egypt	L-Threonine	100.00 KG	Aug 20, 2026
Bangladesh	Butyl Acetate	1.00 KG	Nov 11, 2025

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