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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001104659-07-046538.txt : 20070608
<SEC-HEADER>0001104659-07-046538.hdr.sgml : 20070608
<ACCEPTANCE-DATETIME>20070608160830
ACCESSION NUMBER:		0001104659-07-046538
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070529
FILED AS OF DATE:		20070608
DATE AS OF CHANGE:		20070608

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BIOENVISION INC
		CENTRAL INDEX KEY:			0001028205
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				113375915
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		345 PARK AVENUE
		STREET 2:		41ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154
		BUSINESS PHONE:		212-750-6700

	MAIL ADDRESS:	
		STREET 1:		345 PARK AVENUE
		STREET 2:		41ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ASCOT GROUP INC
		DATE OF NAME CHANGE:	19961205

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Wichita Bio CORP
		CENTRAL INDEX KEY:			0001402396
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31787
		FILM NUMBER:		07909885

	BUSINESS ADDRESS:	
		STREET 1:		500 KENDALL STREET
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02042
		BUSINESS PHONE:		617-252-7500

	MAIL ADDRESS:	
		STREET 1:		500 KENDALL STREET
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02042

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GENZYME CORP
		CENTRAL INDEX KEY:			0000732485
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31787
		FILM NUMBER:		07909886

	BUSINESS ADDRESS:	
		STREET 1:		ONE KENDALL SQ
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02139
		BUSINESS PHONE:		6172527500

	MAIL ADDRESS:	
		STREET 1:		ONE KENDALL SQUARE
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02139
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>a3.xml
<DESCRIPTION>3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2007-05-29</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001028205</issuerCik>
        <issuerName>BIOENVISION INC</issuerName>
        <issuerTradingSymbol>BIVN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000732485</rptOwnerCik>
            <rptOwnerName>GENZYME CORP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O GENZYME CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>500 KENDALL STREET</rptOwnerStreet2>
            <rptOwnerCity>CAMBRIDGE</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02142</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001402396</rptOwnerCik>
            <rptOwnerName>Wichita Bio CORP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O GENZYME CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>500 KENDALL STREET</rptOwnerStreet2>
            <rptOwnerCity>CAMBRIDGE</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02142</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>No securities beneficially owned</value>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
                <footnoteId id="F3"/>
                <footnoteId id="F4"/>
            </securityTitle>
            <postTransactionAmounts>
                <valueOwnedFollowingTransaction>
                    <value>0</value>
                </valueOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnotes</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Genzyme Corporation (&quot;Genzyme&quot;) and Wichita Bio Corporation (&quot;Wichita Bio&quot;), a wholly-owned subsidiary of Genzyme, are filing this Form 3 solely because they may be deemed beneficial owners pursuant to Section 13(d) of the Securities and Exchange Act of 1934, as amended (the &quot;Exchange Act&quot;), of 15,732,698 shares of common stock (the &quot;Shares&quot;) of Bioenvision, Inc. (&quot;Bioenvision&quot;), consisting of 6,099,114 shares of Bioenvision's common stock, par value $0.001 per share (the &quot;Common Shares&quot;), options to purchase 5,058,575 Common Shares, warrants to purchase 75,009 Common Shares and 2,250,000 shares of Series A Convertible Participating Preferred Stock, par value $0.001 per share (the &quot;Preferred Shares&quot;).</footnote>
        <footnote id="F2">The Shares are subject to Tender and Voting Agreements (each, a &quot;Tender and Voting Agreement&quot;), dated as of May 29, 2007, between Genzyme, Wichita Bio and each of Perseus-Soros Biopharmaceutical Fund L.P., Andrew Schiff, Christopher Wood, David Luci, Hugh Griffith, Ian Abercrombie, James Scibetta, Joseph Cooper, Kristen Dunker, Michael Kauffman, Robert Sterling, Steven Elms and Thomas Scott Nelson (each, a &quot;Stockholder&quot; and collectively, the &quot;Stockholders&quot;).</footnote>
        <footnote id="F3">The Tender and Voting Agreements were entered into in connection with the Agreement and Plan of Merger, dated as of May 29, 2007, by and among Genzyme, Bioenvision and Wichita Bio (the &quot;Merger Agreement&quot;).  For additional information regarding the Tender and Voting Agreements, see the Schedule 13D filed by Genzyme and Wichita Bio with the Securities and Exchange Commission on the date hereof.</footnote>
        <footnote id="F4">Genzyme and Wichita Bio each disclaim beneficial ownership of the Shares and this filing shall not be deemed an admission that Genzyme and/or Wichita Bio are the beneficial owners of the Shares for purposes of Section 16 of the Exchange Act or for any other purpose.  Neither Genzyme nor Wichita Bio has a &quot;pecuniary interest&quot; in the Shares.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Peter S. Wirth, Chief Legal Officer &amp; Executive Vice President</signatureName>
        <signatureDate>2007-06-08</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Peter S. Wirth, Secretary &amp; Vice President</signatureName>
        <signatureDate>2007-06-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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