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Cyclosporin B

CAS No.
63775-95-1
Chemical Name:
Cyclosporin B
Synonyms
CYCLOSPORIN B;Ala2-cyclosporine;Cyclosporin B (9CI);Antibiotic S 7481F2;Cyclosporin B, >=95%;Cyclosporin B (>80%);Cyclosporin Impurity B;Cyclosporine IMpurity-B;Cyclosporine Impurity 2;Cyclosporin B, EvoPure?
CBNumber:
CB6418320
Molecular Formula:
C61H109N11O12
Molecular Weight:
1188.58
MDL Number:
MFCD08062361
MOL File:
63775-95-1.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-07-17 09:03:53

Cyclosporin B Properties

Melting point 149-152°C
alpha D20 -238° (c = 0.62 in chloroform); D20 -168° (c = 0.56 in methanol)
Boiling point 1289.7±65.0 °C(Predicted)
Density 1.019±0.06 g/cm3(Predicted)
storage temp. -20°C Freezer
solubility Chloroform (Slightly), Methanol (Slightly)
form Solid
pka 13.32±0.70(Predicted)
color White to Pale Yellow
InChIKey UCOQITKXMNKTKF-MHWLBTFJNA-N
FDA UNII 8PZQ1RZS5A

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)Health Hazard (GHS08)
GHS07,GHS08
Signal word  Danger
Hazard statements  H362-H350-H302
Precautionary statements  P201-P260-P263-P264-P270-P308+P313-P264-P270-P301+P312-P330-P501
NFPA 704
0
2 0

Cyclosporin B price More Price(36)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Cayman Chemical 19525 Cyclosporin B ≥98% 63775-95-1 1mg $51 2026-04-30 Buy
Cayman Chemical 19525 Cyclosporin B ≥98% 63775-95-1 5mg $152 2026-04-30 Buy
Cayman Chemical 19525 Cyclosporin B ≥98% 63775-95-1 10mg $253 2026-04-30 Buy
Cayman Chemical 19525 Cyclosporin B ≥98% 63775-95-1 25mg $443 2026-04-30 Buy
Cayman Chemical 19525 Cyclosporin B ≥98% 63775-95-1 25 mg $402 2024-03-01 Buy
Product number Packaging Price Buy
19525 1mg $51 Buy
19525 5mg $152 Buy
19525 10mg $253 Buy
19525 25mg $443 Buy
19525 25 mg $402 Buy

Cyclosporin B Chemical Properties, Uses, Production

Chemical Properties

Amorphous White Solid

Uses

Cyclosporin B is a minor analogue of the cyclosporin complex produced by a number of different fungal genera including Trichoderma, Tolypocladium, Fusarium, Nectria and Acremonium. Cyclosporin B possesses immunosuppressant and antifungal activities but has been much less extensively investigated than the major analogue, cyclosporin A.

Uses

An immunosuppressant that has revolutionized organ transplantation through its use in the prevention of graft rejection.A group of nonpolar cyclic oligopeptides with immunosupppressant activity.

Cyclosporin B Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 151)
Supplier Tel Email Country ProdList Advantage
Fujian Kerui Pharmaceutical Co., Ltd. +86-591-83309157; 18505919179 23115188@qq.com China 18 62
Hefei fuya biotechnology co. LTD 18096409024 sales02@foreversyn.com China 1934 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Chembest Research Laboratories Limited 021-20908456 sales@BioChemBest.com China 5996 61
Chemsky(shanghai)International Co.,Ltd. 021-50135380 shchemsky@sina.com China 32273 50
S.Z. PhyStandard Bio-Tech. Co., Ltd. 0755-4000505016 13380397412 3001272453@qq.com China 5000 50
S.Z. PhyStandard Bio-Tech. Co., Ltd. 0755-83725681-603 China 4484 50
Beijing HuaMeiHuLiBiological Chemical 010-56205725 waley188@sohu.com China 12323 58
Shanghai Tauto Biotech Co., Ltd. 021-51320588 tauto@tautobiotech.com China 3984 66
Quality Control Solutions Ltd. 0755-66853366 13670046396 orders@qcsrm.com China 18188 56

View Latest Price from Cyclosporin B manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Cyclosporin B pictures 2026-07-16 Cyclosporin B
63775-95-1
$166.00-833.00 10g TargetMol Chemicals Inc.
cyclosporin impurity B pictures 2026-02-27 cyclosporin impurity B
63775-95-1
10mg 95% HPLC 100g Shenzhen Excellent Biomedical Technology Co.,Ltd.
Cyclosporin B pictures 2020-01-14 Cyclosporin B
63775-95-1
$7.00 1KG 99% 1000kg Career Henan Chemical Co
Ala2-cyclosporine Antibiotic S 7481F2 CYCLOSPORIN B Cyclo[L-alanyl-D-alanyl-N-methyl-L-leucyl-N-methyl-L-leucyl-N-methyl-L-valyl-3-hydroxy-N,4-dimethyl-L-2-amino-6-octenoyl-L-alanyl-N-methylglycyl-N-methyl-L-leucyl-L-valyl-N-methyl-L-leucyl] (3R,4R)-3-Hydroxy-N-methyl-5-[(E)-1-propenyl]cyclo(L-Leu-L-Ala-Sar-N-methyl-L-Leu-L-Val-N-methyl-L-Leu-L-Ala-D-Ala-N-methyl-L-Leu-N-methyl-L-Leu-N-methyl-L-Val-) Cyclosporin Impurity B Cyclosporin Impurity 2(Cyclosporin B) Cyclosporine IMpurity-B 7-L-Alaninecyclosporine A Cyclosporin B (9CI) Cyclosporin B, >=95% Cyclosporine EP Impurity B Cyclosporine B/Cyclo[L-alanyl-D-alanyl-N-methyl-L-leucyl-N-methyl-L-leucyl-N-methyl-L-valyl-3-hydroxy-N,4-dimethyl-L-2-amino-6-octenoyl-L-alanyl-N-methylglycyl-N-methyl-L-leucyl-L-valyl-N-methyl-L-leucyl] Cyclosporin A, 7-L-alanine- Cyclosporine Impurity 2 Cyclosporin B(Not Continue,SeeC4X-19981) Cyclosporin B, EvoPure? (3S,6S,9S,12R,15S,18S,21S,24S,30S,33S)-33-[(1R,2R,4E)-1-hydroxy-2-methylhex-4-en-1-yl]-1,4,7,10,12,15,19,25,28,30-decamethyl-6,9,18,24-tetrakis(2-methylpropyl)-3,21-bis(propan-2-yl)-1,4,7,10,13,16,19,22,25,28,31-undecaazacyclotritriacontan-2,5,8,11,14,17,20,23,26,29,32-undecone Cyclosporin B (>80%) 63775-95-1 C61H109N11O12 Intermediates & Fine Chemicals Peptides Pharmaceuticals