Shanghai Nianxing Industrial Co., Ltd
China
Product Name: (S)-2-(((benzyloxy)carbonyl)amino)-3-(1H-pyrazol-1-yl)propanoic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: L-N-CBZ-3-PYRAZOL-1-YL-ALANINE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

20945-53-3

20945-53-3 structure

20945-53-3 structure

Name: l-n-cbz-3-pyrazol-1-yl-alanine
Chemical Name: (2S)-2-(phenylmethoxycarbonylamino)-3-pyrazol-1-ylpropanoic acid
CAS Number: 20945-53-3
Molecular Formula: C₁₄H₁₅N₃O₄
Molecular Weight: 289.28700
Catalog: Biochemical Amino acids and their derivatives Alanine derivatives
Create Date: 2018-12-31 20:47:56
Modify Date: 2025-08-25 16:30:37

Name	(2S)-2-(phenylmethoxycarbonylamino)-3-pyrazol-1-ylpropanoic acid
Synonyms	(2S)-2-benzyloxycarbonylamino-3-pyrazol-1-ylpropionic acid 2(S)-benzyloxycarbonylamino-3-pyrazol-1-ylpropionic acid (S)-2-(benzyloxycarbonylamino)-3-(1H-pyrazol-1-yl)propanoic acid N-[(benzyloxy)carbonyl]-3-(pyrazol-1-yl)-L-alanine

Density	1.31
Molecular Formula	C₁₄H₁₅N₃O₄
Molecular Weight	289.28700
Exact Mass	289.10600
PSA	93.45000
LogP	1.65360

HS Code	2933199090

288-13-1 structure

288-13-1

26054-60-4 structure

26054-60-4

~43%

20945-53-3 structure

20945-53-3

Literature: Bristol-Myers Squibb Company Patent: US2008/44379 A1, 2008 ; Location in patent: Page/Page column 63 ;

Precursor 2
288-13-1 26054-60-4
DownStream 1
2734-48-7

HS Code	2933199090
Summary	2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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