Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Vitamin D4
Price: ￥2108.0/1mg
Purity: 97.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: VITAMIN D3
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

511-28-4

511-28-4 structure

Name: Vitamin D4
Chemical Name: vitamin D4
CAS Number: 511-28-4
Molecular Formula: C₂₈H₄₆O
Molecular Weight: 398.66400
Catalog: API Vitamins and minerals Vitamin AD drugs
Create Date: 2018-04-18 08:00:00
Modify Date: 2025-08-21 19:32:45
Vitamin D4 is the active analogue of Vitamin D.

Name	vitamin D4
Synonyms	EINECS 200-673-2 MFCD00078131 22,23-Dihydroergocalciferol (3S,5Z,7E)-9,10-Secoergosta-5,7,10-trien-3-ol (1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(2R,5S)-5,6-dimethylheptan-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol

Description	Vitamin D4 is the active analogue of Vitamin D.
Related Catalog	Signaling Pathways >> Vitamin D Related >> VD/VDR Research Areas >> Metabolic Disease
References	[1]. Byford V, et al. Use of vitamin D(4) analogs to investigate differences in hepatic and target cell metabolism of vitamins D(2) and D(3). Biochim Biophys Acta. 2002 Jul 11;1583(2):151-66. [2]. Tachibana Y, Tsuji M. Study on the metabolites of 1alpha,25-dihydroxyvitamin D4. Steroids. 2001 Feb;66(2):93-97. [3]. Tsugawa N, et al. Biological activity profiles of 1alpha,25-dihydroxyvitamin D2, D3, D4, D7, and 24-epi-1alpha,25-dihydroxyvitamin D2. Biol Pharm Bull. 1999 Apr;22(4):371-7. [4]. Rikkers H, DeLuca H, Lobeck C. Metabolism and serum protein binding of 3H-vitamin D4 in vitamin D-resistant rickets. J Pediatr. 1969 May;74(5):828. [5]. De Luca HF, Weller M, Blunt JW, Neville PF. Synthesis, biological activity., and metabolism of 22,23-3H vitamin D4. Arch Biochem Biophys. 1968 Mar 20;124(1):122-8.

Density	0.96 g/cm3
Boiling Point	504.9ºC at 760 mmHg
Melting Point	96-98ºC
Molecular Formula	C₂₈H₄₆O
Molecular Weight	398.66400
Flash Point	219.2ºC
Exact Mass	398.35500
PSA	20.23000
LogP	7.86500
Index of Refraction	1.52
Storage condition	2-8°C

Hazard Codes	T+: Very toxic;
Risk Phrases	24/25-26-48/25
Safety Phrases	28-36/37
RIDADR	UN 2811 6.1/PG 2
WGK Germany	2
RTECS	VS2900000
HS Code	2936240000

20304-51-2

511-28-4

Literature: Windaus; Trautmann Hoppe-Seyler's Zeitschrift fuer Physiologische Chemie, 1937 , vol. 247, p. 185,186 Full Text Show Details Windaus; Guentzel Justus Liebigs Annalen der Chemie, 1939 , vol. 538, p. 120,125, 126