Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Maytansine,3-de[2-(acetylmethylamino)-1- oxopropoxy]-4,5-deepoxy-2,3,4,5-tetradehydro- 22-demethyl-,(2E,4E)-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

52978-30-0

52978-30-0 structure

52978-30-0 structure

Name: Maytansine,3-de[2-(acetylmethylamino)-1- oxopropoxy]-4,5-deepoxy-2,3,4,5-tetradehydro- 22-demethyl-,(2E,4E)-
Chemical Name: maysenine
CAS Number: 52978-30-0
Molecular Formula: C₂₇H₃₃ClN₂O₆
Molecular Weight: 517.01400
Create Date: 2017-10-30 02:44:45
Modify Date: 2025-09-29 18:22:40

Name	maysenine
Synonyms	deepoxynormaysine Maysine,5-deepoxy-4,5-didehydro-22-demethyl-,(E) (3E,5E,7R,84S,10E,12E)-14-chloro-84-hydroxy-15,7r-dimethoxy-3,9c,11-trimethyl-(84r'H,86c'H)-15-aza-1(1,3)-benzena-8(4,6)-[1,3]oxazinana-cyclopentadecaphane-3,5,10,12-tetraene-82,14-dione (2E,4E)-4,5-deepoxy-22-demethyl-2,3,4,5-tetradehydro-3-deoxy-maytansinol

Density	1.27g/cm3
Boiling Point	759.9ºC at 760 mmHg
Molecular Formula	C₂₇H₃₃ClN₂O₆
Molecular Weight	517.01400
Flash Point	413.4ºC
Exact Mass	516.20300
PSA	106.12000
LogP	5.15320
Index of Refraction	1.599

52978-29-7 structure

52978-29-7

~%

52978-30-0 structure

52978-30-0

Literature: Kupchan,S.M. et al. Journal of Organic Chemistry, 1977 , vol. 42, # 14 p. 2349 - 2357

Precursor 1
52978-29-7
DownStream 0

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