Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 25-Desacetyl-25-ketorifamycin S 21,23-acetonide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

51757-20-1

51757-20-1 structure

51757-20-1 structure

Name: 25-Desacetyl-25-ketorifamycin S 21,23-acetonide
Chemical Name: nsc262192
CAS Number: 51757-20-1
Molecular Formula: C₃₈H₄₅NO₁₁
Molecular Weight: 691.76400
Create Date: 2017-01-01 14:21:52
Modify Date: 2025-08-24 10:10:58

Name	nsc262192
Synonyms	25-Desacetyl-25-ketorifamycin S 21,23-acetonide

Density	1.3g/cm3
Boiling Point	902.7ºC at 760 mmHg
Molecular Formula	C₃₈H₄₅NO₁₁
Molecular Weight	691.76400
Flash Point	499.7ºC
Exact Mass	691.29900
PSA	163.76000
LogP	5.39480
Index of Refraction	1.597

51757-15-4 structure

51757-15-4

~%

51757-20-1 structure

51757-20-1

Literature: Kump; Bickel Helvetica Chimica Acta, 1973 , vol. 56, # 7 p. 2323 - 2347

62623-68-1 structure

62623-68-1

~%

51757-20-1 structure

51757-20-1

Literature: Kump; Bickel Helvetica Chimica Acta, 1973 , vol. 56, # 7 p. 2323 - 2347

51757-14-3 structure

51757-14-3

~%

51757-20-1 structure

51757-20-1

Literature: Kump; Bickel Helvetica Chimica Acta, 1973 , vol. 56, # 7 p. 2323 - 2347

Precursor 2
51757-15-4 62623-68-1
DownStream 0

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