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L-Proline 147-85-3 high purity

Name: L-Proline 147-85-3 high purity
Brand: Zentrachem
SKU: pr2509111275
Price: 0.1 USD
Availability: InStock

ISO COA 35 Inquiries

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CAS No.:

147-85-3

Grade:

Pharmaceutical Grade

Content:

99%

Port:

Shanghai

Brand:

Zentrachem

Packaging:

25kgs in drum

Price valid (until):

2025-10-30

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Hangzhou Zentra Bio-Chemical Co., Ltd.

Company Type:

Trader

Location:

China

Qualification:

Main Products:

pharmaceutical intermediates,excipients,plant extracts,food additives,CDMO,fine cheimcals

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Product Description
Seller Information
Inquiry History

Description

Product Detail

samples available

we are capable of:

1) quick quotation, normally within 1-2 days

2) full marketing research

3) price control and quality(regulatory) control

4) all stage support from sample, pilot, registration and commercial

5) sourcing for prodcut which is very new or hard to find

6) CMO/CDMO, from pilot-scale development to industrial-scale manufacturing

What are the MOQ and lead time?

MOQ varies (high-value chemicals may negotiate to g-kg-level).

Lead time typically 2-4 weeks, with expedited options upon request.

How do we ensure product quality and compliance?

We enforce a 3-step protocol:

① Source only from ISO-certified suppliers;

② Provide batch-specific COA/COO;

③ Dedicated team monitors global regulations (e.g., China NECIC, EU SCIP).

Do we offer customized synthesis?

Yes!

We provide end-to-end solutions from R&D to scale-up production.

Technical specs (e.g., purity, CAS#) and intended use documentation are required.

How do we handle logistics and customs?

We support CIF/FOB/DDP/DAP terms, partner with global logistics providers,

and have in-house experts for HS code classification, hazardous material documentation, etc.

How do we manage raw material price fluctuations?

We mitigate risks via long-term contracts, multi-region sourcing,

and futures hedging, supplemented with quarterly market analysis reports.

Items	Specifications

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Certificates

Basic Info

Product Name:

L-Proline

Other Name:

L-Proline;Proline,L-;Proline;L-(-)-Proline;2-Pyrrolidinecarboxylic acid,(S)-;(S)-(-)-Proline;2-Pyrrolidinecarboxylic acid;(-)-Proline;(S)-Proline;(S)-2-Pyrrolidinecarboxylic acid;(-)-2-Pyrrolidinecarboxylic acid;L-Pyrrolidine-2-carboxylic acid;L-α-Pyrrolidinecarboxylic acid;Carboxypyrrolidine;NSC 46703;(S)-2-Carboxypyrrolidine;(2S)-Pyrrolidine-2-carboxylic acid;21: PN: WO2021055880 SEQID: 22 claimed protein;7005-20-1;95650-41-2;1150316-19-0

CAS No.:

147-85-3

Molecular Formula:

C5H9NO2

InChIKeys:

InChIKey=ONIBWKKTOPOVIA-BYPYZUCNSA-N

Molecular Weight:

115.13000

Exact Mass:

115.13

EC Number:

205-702-2

HScode:

2933990090

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

49.33000

XLogP3:

-2.5

Appearance:

Solid

Density:

1.4063 g/cm³ @ Temp: 45.00 °C

Melting Point:

220-222 °C (decomp)

Boiling Point:

252.2ºC at 760 mmHg

Flash Point:

106.3ºC

Refractive Index:

-85 ° (C=4, H2O)

Water Solubility:

H2O: soluble

Storage Conditions:

Store at RT.

Vapor Pressure:

0.00615mmHg at 25°C

Specific rotation:

SPECIFIC OPTICAL ROTATION: -80.9 DEG @ 20 °C/D (WATER, 1%); SADTLER REF NUMBER: 1905 (IR, PRISM)

Odor:

Odorless

Taste:

Sweet

See More L-Proline 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

Keep container tightly closed in a dry and well-ventilated place. Storage class (TRGS 510): Non Combustible Solids.

See More L-Proline Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
pharmaceutical intermediates,excipients,plant extracts,food additives,CDMO,fine cheimcals

Location:
Rm 301, Bld 2, Taohuahu Neighborhood Center, Hangzhou, China

Payment Terms:
TT against copy of documents,D/P,L/C,D/A,100% TT in advance

Average lead Time:
14

Total Employees:
5-10

Year of Establishment:
2025

Zentra Chemical, headquartered in Hangzhou, China, is aiming to be a global leader in chemical trading and integrated solutions.

Specializing in Pharmaceutical intermediates, Agrochemical intermediates, Fine chemicals, and Cosmetic ingredients, we deliver end-to-end services spanning sourcing, supply chain optimization, customized synthesis, cost management, and quality assurance.

Our mission is to empower clients worldwide with agile, sustainable, and value-driven partnerships in the ever-evolving chemical industry.

Why us

Supplier, distributor & marketer of chemicals with >20 yrs of experience, with Integrated sourcing solutions.

Wide product range , We can source any fine chemical you require, unlimited range, including intermediates and products for agrochemicals, cosmetics, APIs, nanotechnology, additives, flavors, fragrances, photography, plant extracts, electronics industries and more.

We can solve your sourcing problems through our own or third party manufacturing in the most transparent way.

We supply all stage support from sample, pilot, registration and commercial.

Through selected pre-qualified partners under exclusive arrangements, we offer Contract manufacturing and custom synthesis , Kilo to Multi-ton scale production.

Capability

with hundreds of local manufacturers(pre-qualified), we are capable of:

1) quick quotation, normally within 1-2 days;

2) full marketing research;

3) price control and quality(regulatory) control;

4) all stage support from sample, pilot, registration and commercial;

5) sourcing for prodcut which is very new or hard to find;

6) CMO/CDMO, from pilot-scale development to industrial-scale manufacturing.

Inquiry History

35 Inquiries

Country	Product	Purchase Quantity	Date Posted
Israel	L-Proline	5 KG	Feb 5, 2025
India	L-Proline	1000.00 KG	May 20, 2026
India	L- Proline	5 KG	Apr 9, 2025
India	L-Proline	20.00 MT	Dec 13, 2023
India	L Proline	500.00 KG	Jun 5, 2025
India	L-Proline	1 MT	Apr 23, 2025
India	L-Proline	2.00 MT	Feb 9, 2025
India	L -Proline	1000 KG	Aug 12, 2024
Thailand	L-Proline	100 KG	Jan 26, 2024
United States	L-Proline	1000 KG	Apr 22, 2026
Egypt	L-prolin	8000 KG	Apr 10, 2025
India	L-Proline	25.00 KG	Mar 31, 2025
India	L Proline	1 TON	Nov 6, 2024
India	L -Proline	1000 KG	Aug 14, 2024
India	L-PROLINE	1 MT	Aug 6, 2024
Greece	PROLINE (Pro,P)	700.00 KG	Sep 24, 2025
Egypt	L-proline	2000 KG	Jun 28, 2024
India	L-Proline	500.00 KG	Mar 20, 2024
Egypt	Proline acid	1000 KG	Dec 19, 2023
India	Sodium Hydroxide	100.00 KG	Feb 13, 2025

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L-Proline 147-85-3 high purity

Product Description

Seller Information