(3β)-7-Dehydro Cholesterol

Modify Date: 2024-01-02 19:39:34

(3β)-7-Dehydro Cholesterol structure	Common Name	(3β)-7-Dehydro Cholesterol
	CAS Number	434-16-2	Molecular Weight	384.638
	Density	1.0±0.1 g/cm3	Boiling Point	493.7±34.0 °C at 760 mmHg
	Molecular Formula	C₂₇H₄₄O	Melting Point	148-152 °C(lit.)
	MSDS	Chinese USA	Flash Point	212.3±17.9 °C

Use of (3β)-7-Dehydro Cholesterol

7-Dehydrocholesterol is biosynthetic precursor of cholesterol and vitamin D3.

Name	cholesta-5,7-dien-3β-ol
Synonym	More Synonyms

Description	7-Dehydrocholesterol is biosynthetic precursor of cholesterol and vitamin D3.
Related Catalog	Natural Products >> Steroids Research Areas >> Others
Target	Human Endogenous Metabolite
In Vitro	7-Dehydrocholesterol is a biosynthetic precursor of cholesterol and vitamin D3. 7-Dehydrocholesterol is present in relatively high concentration in skin where it is converted to pre-vitamin D3 upon UV irradiation and where it is also exposed to exogenous radical sources and oxygen[1].
References	[1]. Xu L, et al. Oxysterols from free radical chain oxidation of 7-dehydrocholesterol: product and mechanistic studies. J Am Chem Soc. 2010 Feb 24;132(7):2222-32.

Density	1.0±0.1 g/cm3
Boiling Point	493.7±34.0 °C at 760 mmHg
Melting Point	148-152 °C(lit.)
Molecular Formula	C₂₇H₄₄O
Molecular Weight	384.638
Flash Point	212.3±17.9 °C
Exact Mass	384.339203
PSA	20.23000
LogP	9.46
Vapour Pressure	0.0±2.8 mmHg at 25°C
Index of Refraction	1.536
Storage condition	-20℃

(3β)-7-Dehydro Cholesterol MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: FZ5650000

CHEMICAL NAME :: Cholesta-5,7-dien-3-beta-ol

CAS REGISTRY NUMBER :: 434-16-2

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C27-H44-O

MOLECULAR WEIGHT :: 384.71

WISWESSER LINE NOTATION :: L E5 B666 JU LUTJ A1 E1 FY1&3Y1&1 OQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 60 gm/kg/2W-I

TOXIC EFFECTS :: Tumorigenic - Carcinogenic by RTECS criteria Tumorigenic - tumors at site of application

REFERENCE :: NATWAY Naturwissenschaften. (Springer-Verlag, Heidelberger Platz 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.1- 1913- Volume(issue)/page/year: 60,525,1973

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Safety Phrases	S24/25
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	FZ5650000

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DownStream 9
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delta7-Cholesterol

(3b)-7-Dehydrocholesterol

Cholesta-5,7-dien-3-ol, (3β)-

Cholesta-5,7-dien-3β-ol (8CI)

Cholesta-5,7-dien-3-β-ol

Provitamin D3

EINECS 207-100-5

Dehydrocholesterol

(3Beta)-7-Dehydro Cholesterol

(3b)-Cholesta-5,7-dien-3-ol

3β-Hydroxy-5,7-cholestadiene

Provitamine

cholesta-5,7-dien-3beta-ol

(-)-7-dehydrocholesterol

Dehydrocholesterin

(3β)-Cholesta-5,7-dien-3-ol

5,7-Cholestadien-3β-ol

7-DHC

7-Dehydrocholesterol

Provitamin D(sub 3)

MFCD00003624

Cholesta-5,7-dien-3β-ol

cholesta-5,7-dien-3b-ol

(3β)-7-Dehydrocholesterol

DC Chemicals Limited
China
Product Name: 7-Dehydrocholesterol
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Purity: 98.0%
Stocking Period: 3 Day
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 7-Dehydrocholesterol
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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Zhejiang Hangyu API Co., Ltd
China
Product Name: 7-Dehydrocholesterol
Price: ￥Inquiry/1kg
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Henan Tianfu Chemical Co., Ltd.
China
Product Name: cholesta-5,7-dien-3β-ol
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson

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(3β)-7-Dehydro Cholesterol

Use of (3β)-7-Dehydro Cholesterol

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