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224,000+ research products · Triple ISO certified · COA & SDS available for every product · Same-day shipping on in-stock items

N-Propionyl-L-cysteine TFA - ≥98% , CAS No.2885-79-2(free)

CAS: 2885-79-2(free) Cat. No.: N491747 Molecular Weight: 177.22 (free base)
COA
N-Propionyl-L-cysteine TFA - ≥98% , CAS No.2885-79-2(free)
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
★
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
50mg
N491747-50mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$479.90

$560.90
Save $81.00 (14.44%)
100mg
N491747-100mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$794.90

$927.90
Save $133.00 (14.33%)
250mg
N491747-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$1,677.90

$1,957.90
Save $280.00 (14.30%)
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SDS
Safety data
COA
Certificate
DS
Datasheet
SP
Spec sheet
Overview Specifications Names and Identifiers Documentation Advanced Data Certificates（CoA,COO,BSE/TSE and Analysis Chart) Solution Calculators Reviews
🧪

Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

N-Propionyl-L-cysteine is a non-toxic reducing agent used for hair in permanent waves. Unlike thioglycolic acid, N-Propionyl-L-cysteine does not damage the hair and does not harm the eyes or mucous membranes.

Specifications

Specifications & Purity
≥98%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Molecular Weight 177.22 (free base)

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Certificates（CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Solution Calculators
Reviews

Customer Reviews

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